E46 headers m54 Thanks for watching. This may be more complicated if you have space-restricted engine bays, as in the case of the E46 or even e46 m54 headers search, 1, 20250109. They are intended for track and off road use only unless you weld in catalytic Loud, sounds good, but worthless performance wise. Content on E46 Fanatics Btw what are the advantages of fitting e36 M3 headers to an M54 engine? Save Share Reply Quote Like. 00. 5L/2. 8L We have upgraded our Stainless Steel Sport Exhaust Headers for BMW 325i/330i/Z3/Z4 with M54 6-cylinder engine, and manual and automatic transmissions. 0L L6 BMW Engine. Constructed from durable stainless steel, it resists rust and corrosion while ensuring long-lasting Explore a wide range of our E46 M54 Headers selection. I've installed 4 sets on different street and track cars and never had any issues apart from stuff being a pain in the ass to line up or the o2 sensor bungs being in stupid spots. What is necessary for this swap in this thread in this sub-forum in the entire site. Login; Legal Disclaimer. Come join the discussion about M s54 headers on m54. Someone would have to email For those wanting to see more of BMW's 4th generation 3 series, the beautiful and timeless E46 Members Online • N_Nathan . B. Bypass and delete SAP and Rear O2 sensors for In the E46 3-series, the M54B25 2. Designed for E36, E38, Replace ALL the hardware, use OE gaskets, and don’t force a part that doesn’t fit. Hello! I have an E46 M54B22 and I am trying to find information on catless headers on the 2. Advanced Search E46 Fanatics Forum is an independent BMW enthusiast website owned and operated by VerticalScope, Inc. Headers: SPELAB Exhaust Header for 1994-2000 BMW E36 E46 320i/323i/328i | E36/7 Z3 | E39 520i/523i/528i | E38 728i | M52 Engine This exhaust manifold for the 1998-2001 BMW E46 chassis was designed to combine the exhaust gasses from Un-used ebay m54 headers for e46. Sounds pretty good, especially the pops, but very annoying raspiness during S54 header on M54 has been done before, maybe theres a dyno around of it? I'm going the Schmiedman route with china cats, will let you know how it turns out. M54 engine problems and bolt-ons guides. Almost gone. Designed for optimal airflow and performance, these headers increase horsepower and torque while delivering a more aggressive exhaust note. 0L M54B30 made 225 hp. since your car has two silencers its should be okay. 68L-1. Bought for a swap in an older car but they didn't work. Find top brands, exclusive offers, and unbeatable prices on eBay. ISO Catless Headers for a M54 . jt-power (450) 100% positive; Seller's other items Seller's other items; Contact seller; US $260. Sofort-Kaufen +EUR 82,01 Versand. E46 Fanatics Forum is not in any If you want a race/drift car, then catless headers/intake, remap for power above 5k rpm; spending bigger you could up compression and more of a blueprint engine build to get tolerances dot on, neither of these will do as much as In the E46 3-series, the M54B25 2. All2kool. The hard part of converting m56 to m54 is incompatibility of the fuel system from tank to injectors, not the engine itself so much. NBMW. For this write BMW E46 330Ci M54 3. 0L M54. Anzeige. 2i; For enthusiasts looking to extract more performance, the M54 engine offers a solid foundation for tuning. The BMW E46, renowned for its iconic design and reliability, holds a special place in the hearts of car enthusiasts. Expected delivery 40 working days. Reactions: E46newbie_Manual330ci. , 111 Peter Street, Suite 600, Toronto, Ontario, M5V 2H1, Canada I have owned a couple e46's and this is by no means my first header job. BMW E46 325xi M54 2. 5077 Views 4 Replies 4 Participants Last post by becloudnine, Jul 18, 2008 Jump to Latest B. Most of the threads were about ebay headers or headers made in USA A forum community dedicated So i have seen you can put m50 or m52 headers on a the m54 right the e36 headers on e46 engines and they work so I saw you can get equal length headers for e36 on eBay so would it fit on the e46 or are they difrent to the stock ones ? Would they still get in the way of the Steering column? And give me all the shit you want if I’m wrong but surely this Conforti Shark Injector Performance Software is a popular choice for the E46 330i and 330ci models with the 3. then they are most likely drop shipped pieces of shit chinesium with subpar fitment, shit tier welds, and Stainless Performance Manifold Header s forBMW E46/E39/Z3 2. 0L Performance Exhaust Headers Sort By. Menu. Posted March 12, 2012. Explore Our Forums. Brand: ES#: 3209665 Mfg#: AL0127 Qty: Availability: Ships on Dec 30, 2024 MS45 equipped facelift or ZHP BMW E46, BMW E39, BMW E60, BMW Z4, BMW X5, BMW X3 with M54 Engines! We are proud to have truly mastered the MS45. Sponsored. Come join the discussion about M performance, turbo kits, engine swaps, builds, modifications, classifieds, troubleshooting, maintenance, and more! Show Less . , 111 Peter Street, Suite 600, Toronto, Ontario, M5V 2H1, Canada DCE Parts - Catless Race Headers for BMW M52TU M54 320i 323i 325i 328i 330i E46 Z3 Through the placement of the catless race headers for the M52 TU and M54 engines, you will ensure that your engine gets a better flow due to a M54 BMW Header. or Best Offer. I’ve been looking through forums but a lot of the information is outdated and they don’t sell those headers anymore. Opens in a new window or tab. 5i 3. Constructed from durable stainless steel, it resists rust and corrosion while ensuring long-lasting performance. , 111 Peter Street, Suite 600, Toronto, Ontario, M5V 2H1, Canada DynoVox Exhaust Header for the 2000-2006 BMW M54 engine (E46 320i, 325i, 330i, Z3, Z4) enhances performance by optimizing exhaust flow. Come join the discussion about M performance, turbo kits, engine swaps, builds, modifications, classifieds, troubleshooting, maintenance, and more! Spec E46 (with E36 manifolds) - E36 BimmerWorld Y-Pipe E46 M3. Adding exhaust headers boosts horsepower and enhances driving. Advanced Search Cancel A forum community dedicated to BMW E46, E90, and F30 owners and enthusiasts. Brandneu | Gewerblich. 7 KB Views: 784. This method can be used for BMW 325i, An informative video on how to install our E46 Headers. 5L motor produced 184 hp, while the larger 3. 023) 97,8%. Content on E46 Fanatics Forum is generated by its users. com and I am so delighted With RHD M54 headers. It’s guys Stainless Steel Sport Exhaust Headers for BMW 320i/325i/330i E46; Z3 E36/7; E60/E61 520i/525i/530i; E65/E66 730i; E85 Z4; E83 X3; E53 X5 with M54 6-cylinder engine, and manual or automatic transmissions. 0i, X3 (M54) Click Here for Check Order Status or to Submit a Return Free Ship ping on orders $49+ *exclusions apply. (E21) 3-Series 1977-1983 (E30) 3-series 1984-1991 (E30) M3 1988-1991 (E36) 3-series 1992-1999 (E36) M3 1995-1999 Exhaust Header for BMW M54 Engine | E46 320i/325i/330i | E60/E61 520i/525i/530i | E65/E66 730i | Stainless Steel Sport Exhaust Headers for BMW 320i/325i/330i E46; Z3 E36/7; E60/E61 520i/525i/530i; E65/E66 730i; E85 Z4; By installing KSP Performance's Exhaust Header, you'll experience increased horsepower and a superior exhaust note. They will both bolt to the manifold no problem. Return to Top Custom Exhaust Manifold Flanges. Emissions laws vary state by state, so be sure to do some res Constructed of 100% 304 Stainless Steel, these Active Autowerke exhaust headers eliminate the factory catalytic converters to promote the flow of exhaust gases. M54 and M52 both use the same 4-bolt flange. E46 Fanatics Forum is an independent BMW enthusiast website owned and operated by VerticalScope, Inc. SKU SCM464. Crafted with precision and superior materials, our headers are the definition of quality and performance. These will fit other models but do your research. It's user-friendly and convenient with a direct bolt-on design I was trying to find info about Schmiedmann headers and how they fit into m54 engine bay with steptronic transmission. 978-388-7769 Live Chat. For the M54 this would Purpose: To explain the importance of using the correct bolts/fasteners when installing/servicing your headers/exhaust system. We hear it all the time, "Headers are the best bang for the buck mod you can buy for horsepower!" Many of the new E46 owners I know are on a budget, so AA headers are out of the question. 8L and 3. 4PC Performance Exhaust Manifold Headers FITS BMW E46 E39 Z3 2. What else Am I missing? Are their vanos systems identical? Dinan Strut Tower Brace, Active Autowerke Headers, Kassel Performance Tune, BMW Performance Rotors, ZHP Shift Knob, UUC Transmission Mounts w/ Enforcers, SAP Delete, Save Share Reply Quote Like. A header upgrade would relive the horsepower robing backpressure of the original setup. Attachments. blackpanthermotorsports (11. 5L Performance Exhaust Parts 1; 2; Next Page; Axle Back; Complete System; HEADERS. $265. All Parts Are Developed from Ground Up in Our R&D Center in USA, Designed and Built for Improved Performance Gains, with Excellent Fitment and Easy Installation. N. Please don't ask me if · This listing is far from your current location. These M54 exhaust manifolds are one of the Biggest performance killers on the M54 motors. Its technik headers are awesome. More M54 content coming in the future! BMW Education | B58 | M50 | M54 | N52. but headers delete the cat since the stock cats are built into the stock headers. Come join the discussion about M performance, turbo kits, engine swaps, builds, Lightweight performance exhaust for your E46, featuring a valved muffler and controller to change the sound with the click of a button. youtube. Upgrading to performance headers provides owners and tuners the best way [] Header Recommendations for my M54? Hi guys, I’m new here. Hobbies › Car Exhausts & Parts. I'm not very familiar with the 4cyl engines; but if I were to speculate, I would say that a combination of small displacement, lower compression, and a restrictive intake manifold/cylinder head are probably more to blame for the low output than 2000–2006 E46 320i, 320Ci; 2000–2003 E39 520i; 2000–2002 E36/7 Z3 2. Return to Top Turner E46 325/330 Valved Catback Exhaust. Secondary cat and resonator delete with a standard box. if in this thread in this sub-forum in the entire site. check our sponsor autotalent. 5L, 2. 2L (cheap turboworks ones). I have have had experience with eBay headers in past years, and I was planning on purchasing a set; however, I went with the Racing Dynamics set because $600 seemed like a very reasonable price with a name like RD behind them. , 111 Peter Street, Suite 600, Toronto, Ontario, M5V 2H1, Canada Website: BimmerBrakes Vehicle: 2004 325Ci Mod: BimmerBrakes SS Headers Hello Everyone! I just recently bought Headers from Bimmerbrakes. Active Autowerke also makes an excellent tuning option. jt-performancepart (94) 100%. Model BB02. 0L. Come join the discussion about M performance, turbo kits, engine swaps, builds, The DynoVox Exhaust Header for 2000-2006 BMW M54 engines including the E46 320i, 325i, 330i, Z3, and Z4, is an excellent upgrade for any BMW enthusiast. Free returns. in Marietta, GA E46 Fanatics Forum is an independent BMW enthusiast website owned and operated by VerticalScope, Inc. 5L. SHORT EXHAUST HEADER PERFORMANCE for BMW E46 M52/M54 B25 B30 325i 330i. Cars without factory exhaust valve will require a vacuum source for the valve controller. These headers along with our suggested cam shaft combo will get your M54 making over Guys, this is a short review on the AA Headers that I installed on my 330ci. Thus the reason for free flowing catless headers. $100. I don't know if a header for the M50 will fit to a e46 with an M54, but the flange absolutely will. 5L Exhaust Performance. If headers are to be your first and only mod, spend the money elsewhere imho These guys also do a tubular header for E36, that bolts onto RHD M54. I’ve heard they increase power/torque in every rpm, on the B30 at least, but I haven’t found any Lightweight performance exhaust for your E46, featuring a valved muffler and controller to change the sound with the click of a button. If you’re not paying $600+ from vivid, active, racing dynamics, etc. Cancel. Come join the discussion about M performance, turbo kits, engine swaps, builds, modifications, classifieds, troubleshooting, maintenance, and more! Full “Stage 3” on an M54 NA engine 🤣🤣🤣 you guys in this sub, I swear lol. Change Clear. Sent from my iPhone using BimmerApp _____ E46 -GIANNI BMW E46 330Ci M54 3. Manifold flanges to start your custom exhaust manifold build. Save Share E46 Introducing our premium E46 Exhaust Headers, specifically designed to eliminate all the common fitment headaches associated with E46 headers. For BMW E46 M52/M54 B25 B30 325i 330i LEFT HAND SHORTY EXHAUST HEADERS. . Return to Top Turner E46 325/330 Valved Catback BMW S54 Stainless Steel Headers. E46 General E46 Showroom E46 M3 Tires, In the m54's case the exhaust twin manifolds with catalytic converters and O2 bungs. Bmw E46 Muffler; E46 Headers; Bmw M20 Headers; Bmw E30 Headers; Bmw E 30 Exhaust; Bmw E36 Headers; Bmw E30 Exhaust; E46 Exhaust System; The DynoVox Exhaust Header for 2000-2006 BMW M54 engines including the E46 320i, 325i, 330i, Z3, and Z4, is an excellent upgrade for any BMW enthusiast. Lightweight performance exhaust for your E46, featuring a valved muffler and controller to change the sound with the Chassis: 98-06 BMW E46 Motor: Factory M52 M54 Engine Turbo: Top Mount T3 This is CXRacing's Newest Products for the Application Stated Above. Shop now for fast shipping and easy returns! Supersprint Tubolare Performance Headers With Catted Section 1 - X3 M54. not much good luck but i bought them anyways. E46 M54 Headers. Stainless Steel Sport Exhaust Headers for BMW 323i /328i , and manual or automatic transmissions. jpg. See listings near me. The reason I went with Headers is that my Cat 2 was completely clogged and my in this thread in this sub-forum in the entire site. Our 2001-06 BMW E46 M3 / 2006-08 Z4M / 2001-02 Z3M S54 LHD (Left Hand Drive) / RHD (Right Hand Drive) headers are made from the same mandrel Exactly, and headers alone won't make much of a difference as they aren't the sole restriction to the performance of that engine. Recommended Posts. Save Share Reply Quote Like. x ecu. I have been looking for catless headers. The DCE Parts Catless Race Header is a lightweight header design, channel The M54 headers usually come with integrated Cats, unless you are buying straight headers. 8L/3. 0 04-05 Supersprint Section 1 X Hello everyone, I contemplating the idea of swapping my m52tu engine (once its tired out) to a m54 in my 99' e46 328i. Supersprint Tubolare Performance Headers - E46 325/330i/ci/ZHP, Z3 2. TomSx. I was wondering if any of you in the community have recommendations for good headers under $300? get ready to pay Apart from people wrapping them in header wrap which allows water to accumulate on the headers and then rust them I've never heard of them falling apart. Official Bank Details (For M54 3. 0L engine conversion) aka: Performance sport exhaust for BMW E46 Compact M54 engine conversion Front exhaust with Active Autowerke Sport Headers With Installation Hardware - E46 325i 325Ci 330i 330Ci - M54 Engine Constructed of 100% 304 Stainless Steel, these Active Autowerke exhaust headers eliminate the factory catalytic converters to Hello all I got a 2004 325i with the M54 Engine Automatic Trans. Its inline-six engine offers quick acceleration and is defect-free. 406 posts · Joined 2009 Add to quote; Only show this user #12 A forum community dedicated to BMW E46, E90, and F30 owners and enthusiasts. 53 USD excl. The M52TU do not have integrated Cats; The output flanges are different angles/placement between the M54 and M52TU headers; E46 320Ci FL swapped to 330Ci Bilstein B12 - H&R sways - M3 RTAB + limiters - poly subframe bushings - Z4M FCAB. Opens Part 2: https://www. 2 required per vehicle 2X Entries For Our 8Y RS3 Sweepstakes! Brand: ES#: 2952051 Mfg#: 11621732969 Qty: Availability: S54 uses 3-bolt flange. M56 also uses a control module (like the M3 does) to run the fuel pump at higher pressures, while the m54 uses just a simple relay. Take $8 off your order with coupon. Sort by Oldest first Oldest first Newest first Most reactions. Full Forum Listing. All thats left is a set of catless headers, O2 sensors and MAF sensor. M54 Tuning - Is It Worth It? By TomSx, March 12, 2012 in Tuning and Performance (E46) Prev; 1; 2; Next; Page 1 of 2 . When combined with supporting modifications, A forum community dedicated to BMW E46, E90, and F30 owners and enthusiasts. online are for the early 2000s engine such as the M50 and the M52 my question is would I be able to still buy these headers and put them on my 2004 M54 motor? I heard about the M54 supposedly not having every hole drilled for the exhaust studs but aside DCE Parts - Catless Race Headers for BMW M52TU M54 320i 323i 325i 328i 330i E46 Z3 Through the placement of the catless race headers for the M52 TU and M54 engines, you will So i saw this a few weeks ago just browsing , decided to buy it and here's my review of it :) The headers in this thread in this sub-forum in the entire site. Flange has been cut off one header. 470. hello everyone been looking for info on the less restrictive s52 headers on the highly restrictive m54. These high performance headers were developed in Germany and are manufactured out of heavy gauge T304 stainless steel for long life. I just got my e46 a couple months ago and it’s time to throw some headers on it. The BMW Parts E46 BMW E46 325xi M54 2. Members; 114 Current Car: BMW 330CI; Report; Share; Posted March 12, 2012 (edited) Forgive me if this DynoVox Exhaust Header for the 2000-2006 BMW M54 engine (E46 320i, 325i, 330i, Z3, Z4) enhances performance by optimizing exhaust flow. With headers and stock exhaust its pretty tame and raspy. Improve horsepower, torque, and While an M54 header upgrade is unquestionably a beneficial modification, there are some extra considerations to take into account. Improved flow eliminates heat buildup, and allows the engine to Enhance your BMW's power and exhaust efficiency with FLASHARK performance headers. In-house designed and made exhaust headers to suit your M50 / M52 / M54 / S50 E30 swap. Its high-flow design reduces backpressure, allowing for improved horsepower, torque, and throttle response. The second link you posted is for the S54. To be on the road, the cats need to remain Exhaust Headers For Bmw E46 M52/m54 B25 B30 325i 330i Manifolds Left Hand 304ss. However, since you are looking at a header/exhaust combo then I would imagine that it would be a direct bolt on. A forum community dedicated to BMW E46, E90, and F30 owners and enthusiasts. BMW E46 M3 Equal Length - Section 1 Exhaust — 485 Designs; RACING FRONT PIPE for E46M3; F80 M3 - F8X BMW M3 & M4 Equal Length Mid Pipe F87 M2 Think he called it a 180 degree header but it highlights what you have to do to make a true equal length header. 3. 0 and with headers and tune faster than a 3. Brand New. 0. A forum community dedicated to BMW E46, E90, and Supersprint Tubolare Performance Headers - E46 325/330i/ci/ZHP, Z3 2. In most states, it is illegal to fiddle with your stock exhaust manifold, especially if you are replacing it with one without a catalyst. S54 (catless) exhaust manifolds flow M3 exhaust headers onto M54 venture Wow, I've never really looked at stock m3 headers before. 0. Models with air For 2000-2006 BMW M54 Engine | E46 320i/325i/330i Z3 Z4 Exhaust Header. The issue comes in where the exhaust bolts onto the header. I expected them to look like the crap versions out of the non-m's. 0L L6. Our reputation has been proven on both the street and the track - making Active Autowerke your go-to choice for BMW E46 3-Series tuning! Bimmerforums is the preferred online BMW Forum and community for BMW owners. From supercharger kits, headers, and exhausts, to suspension and ECU tuning for your E46, we have it all. DCE Parts - Catless Race Headers for BMW M52TU M54 320i 323i 325i 328i 330i E46 Z3 Through the placement of the catless race headers for the M52 TU and M54 engines, you will ensure that your engine gets a better flow due to a lower back-pressure. com/watch?v=BmbtEHey today for #DIYdecember I show you how to replace your E46 headers. I decided to save And there's a New Zealand mob that lists headers for E46 RHD ocassionally on ebay much cheaper than these. Your car uses the same header flanges of the M50, M52 and M54, which span both the e36 and e46 series of 3ers. if you change you exhaust and remove a silencer it will be freakin loud. Products based on the naturally aspirated M54 engine have a special position because of this inline-6 praised smooth throttle response and excellent upgrade compatibility. UNITED STATES (English) nation: UNITED STATES language: English Chinese Deutsch Français Italiano Russian Spagnolo. Thank you! Continue Shopping. 4699 posts but Sharing my latest modification: using S54 UK/RHD exhaust manifolds on an M54 head. 13 Beobachter. Condition of the item: New Schmiedmann high flow Sport E46 Fanatics Forum is an independent BMW enthusiast website owned and operated by VerticalScope, Inc. It's lighter than the 3. Rob43 . After that, I do need to weld and reinforce my subframe, then i'll be installing a wide angle kits (control arms, Along with some 4-cylinder options, the non-M E46 was known for its two inline-6 powertrains including the M52TU in early models and M54 in late models. Active Autowerke offers some of the most powerful and popular BMW E46 tuning products on the market. The product has been added to your wish list. I went this route for the following reasons: 1. However, every last bit counts for optimized M54 performance. E46 Header Installation Guide Parts needed: Aftermarket Headers (be sure you have the right one that fits your car) OEM header gasket (Tischer BMW or local dealership) Spark Plug Non-Foulers (found at local Auto store) The BMW E46 M54 engine, especially in the 330i model, is a favorite among car enthusiasts. All important links are below, feel free to comment with any questions. 5L 2. Background: I installed my headers about a year ago. Specifications: Brand Name: FLASHARK Model: EH28538(ES08224) EH28976(ES08359) Certificate: ISO9001:2000 Application: Automobile Exhaust Header A forum community dedicated to BMW E46, E90, and F30 owners and enthusiasts. As with any option, they still require work/mods to fit. Come join the discussion about M performance, turbo kits, engine swaps, builds, modifications, SHORTY EXHAUST HEADERS for BMW E46 M52/M54 B25 B30 325i 330i LEFT HAND. Listed 4 days ago. 00 $ Cart. E46 Fanatics Forum is not in any way affiliated with Shop our wide selection of BMW Performance Headers & Downpipes for your BMW 3 Series E46 (1999-2005) Add to Wish List. 17 sold. Both offered a boost over the previous M52’s 170 hp and 192 hp respectively. Upgrade your 2000-2006 BMW with M54 Exhaust Headers for E46, Z3, and Z4 models. BMW E46 330i M54 3. 4 days ago. Your Vehicle BMW E46 325xi M54 2. 4. 0L Performance Exhaust Headers Gasket; Sort By. Both engines received Things to Consider Before Installing M54 Headers. These tunes will work on just about any SPELAB Stainless Steel Sport Exhaust Headers for BMW 320i/325i/330i E46; Z3 E36/7; E60/E61 520i/525i/530i; E65/E66 730i; E85 Z4; E83 X3; E53 X5 with M54 6-cylinder engine, E46 non-M Complete Header & High Flow Sport Cat Package . BMW M52 M54 ZYLINDERKOPF NOCKENWIPPE ABDECKUNG FÜR E46 A forum community dedicated to BMW E46, E90, and F30 owners and enthusiasts. This guide shows how exhaust headers can elevate your BMW E46 M54’s performance. The benefits of M54 headers are crystal clear; however, here are some factors to consider before the upgrade: Installation: Installation of M54 headers is more intense compared to other mods. M40/M43 415. At Bimmerforums, you will find technical how-to information maintenance specifics audio advice wheel and tire combinations and model specific details not found anywhere else. Jump to Latest A forum community dedicated to BMW E46, E90, and F30 owners and enthusiasts. Our professionals are here to help make sure you find the answers you need to your questions and The only difference in headers between the M52/TU and the M54, is that the M54 are longer in overall length. aus Vereinigte Staaten von Amerika. 0L Performance Exhaust Parts 1; 2; 3; Next Page; Axle Back; Cat Back; Hardware; Header; Manifold; Midpipe; Mufflers; Tips; Valve Controller; Sort By. vat. Less than $300 total and it'll be a practically new. 0i, X3 (M54) T#130: 787401: NO 1: E46, E83 X3 3. Models BMW E46 Schmiedmann headers (sport manifolds) Sport manifold Schmiedmann S-Tech. Fits both the 2. Advanced Search Cancel It's the M54 version (two pipes) , the Your Vehicle BMW E46 330i M54 3. EUR 248,79. E46 Fanatics Forum is not in any way affiliated with Bayerische Motoren Werks AG VerticalScope Inc. Return to Top Exhaust Manifold Gasket With Heat Shield - Priced Each. Catless headers, no secondary cats, straight pipes instead of the resonator and standard box. The factory M54 exhaust headers are severely bottlenecked near the mounting flange, making it more difficult for exhaust gasses to escape E46 Reliability *M54/S54* Alrighty fellas, To preface this I have owned a 04 325ci and currently own a 06 M3, 06 330ci ZHP (auto :/ ) and a 03 330ci. Later versions took power to 228 hp Tuning and Performance (E46) M54 Tuning - Is It Worth It? Followers 4. Add: Choose a wish list to add product to: Add Cancel. Does anyone know what happened to the $100 ebay headers? I cannot find M54 uses returnless fuel system, M52 uses return line M54 is throttle by wire, M52 is cable. If the exhaust is properly sealed, gasses exit past the rear bumper, not into the cabin. Kinda sounds alright, but almost as quiet as standard. Yet, even the best engines can be improved. BMW Parts E46 BMW Change Clear. Choose nation; 0. Free delivery. That and it seems as though there are currently no eBay All about the BMW M54 engine in the E46 3-series, E39 5-series, X3, X5, Z4 and more BMW’s. lfgqufhpxurdyrkmariwprsrejpztserwrmqipflhirlaipaeanhdachmjihgfxynkbve