Flashark BMW M52 Long & Short Tube Headers (1994-2002) | E36 E46 320i 323i | E39 520i 523i 528i | Z3 2.0-2.8L | E38 728i
These high-performance stainless steel exhaust headers are specifically designed for BMW models with the M52 6-cylinder engine, including the E36 320i, E36 323i, E36, E46 320i/320Ci, E46 323i/323Ci, E39 520i/523i/528i, and Z3 E36/7 2.0i/2.3i/2.8. Compatible with both manual and automatic transmissions, these headers are crafted from durable T304 stainless steel for long-lasting performance. Ideal for track and off-road use, they can also be used with catalytic converters if welded in for street legality. The kit includes all necessary gaskets and is designed for left-hand drive models only. Note that models with air pumps may require modifications.
Specifications:
Brand Name: FLASHARK
Model: EH28538(ES08224) EH28976(ES08359)
Certificate: ISO9001:2000
Application: Automobile Exhaust Header
Material: Stainless Steel
Surface: Mirror Polish
Exhaust Header VS Manifold, which is the better choice?
The structural differences between exhaust headers and manifolds are the material and size. From the material, exhaust headers are made of lighter, thinner steel, while exhaust manifolds are made of thick iron. Exhaust headers are also longer than exhaust manifolds. When in use, exhaust manifolds create back pressure, which lowers performance. Because each cylinder of the engine is given its own tube, however, headers eliminate this problem; thus, allowing the gases to exit without the creation of back pressure. Therefore, exhaust headers are a BETTER choice than an exhaust manifold.
Upgrading your exhaust headers is the perfect way to boost performance and enhance sound for your 1994-2002 BMW E36, E46, Z3, and E39. These headers improve exhaust flow and provide more horsepower for better acceleration. Whether you're driving on the road or at the track, the FLASHARK exhaust headers deliver a deeper, more aggressive exhaust note. Easy bolt-on installation—no modifications required!
Why Performance Headers for your BMW E36 E38 E39 E46?
Enhance your BMW's power and exhaust efficiency with FLASHARK performance headers. Designed for E36, E38, E39, and E46 models with M52 engines, these headers improve horsepower and torque, providing a noticeable boost in engine performance and sound. Ideal for enthusiasts looking to maximize their BMW's potential on and off the track.
1. 1994-2000 Short Tube Header
Fitment & Compatibility
| Brand | Model | Year Range | Full Compatible Specs |
|---|---|---|---|
| BMW | 320i (E36 Chassis) | 1994-1998 | M52B20 2.0L DOHC Inline-6 (I6) Engine |
| BMW | 520i (E39 Chassis) | 1995-1998 | M52B20 2.0L DOHC Inline-6 (I6) Engine |
| BMW | 320i / 320Ci (E46 Chassis) | 1998-2000 | M52TU B20 2.0L TWIN VANOS DOHC Inline-6 (I6) Engine |
| BMW | 520i (E39 Chassis) | 1998-2000 | M52TU B20 2.0L TWIN VANOS DOHC Inline-6 (I6) Engine |
| BMW | Z3 2.0i (E36/7 Chassis) | 1999-2000 | M52TU B20 2.0L TWIN VANOS DOHC Inline-6 (I6) Engine |
| BMW | 323i (E36 Chassis) | 1995-1998 | M52B25 2.5L DOHC Inline-6 (I6) Engine |
| BMW | 323ti (E36/5 Chassis) | 1995-2000 | M52B25 2.5L DOHC Inline-6 (I6) Engine |
| BMW | 523i (E39 Chassis) | 1995-1998 | M52B25 2.5L DOHC Inline-6 (I6) Engine |
| BMW | 523i (E39 Chassis) | 1998-2000 | M52TU B25 2.5L TWIN VANOS DOHC Inline-6 (I6) Engine |
| BMW | Z3 2.3i (E36/7 Chassis) | 1998-2000 | M52TU B25 2.5L TWIN VANOS DOHC Inline-6 (I6) Engine |
| BMW | 528i (E39 Chassis) | 1995-1998 | M52B28 2.8L DOHC Inline-6 (I6) Engine |
| BMW | 728i / 728iL (E38 Chassis) | 1995-1998 | M52B28 2.8L DOHC Inline-6 (I6) Engine |
| BMW | Z3 2.8 (E36/7 Chassis) | 1997-1998 | M52B28 2.8L DOHC Inline-6 (I6) Engine |
| Land Rover | Defender (SA Only) | 1997-2000 | M52B28 2.8L DOHC Inline-6 (I6) Engine |
| BMW | Z3 2.8 (E36/7 Chassis) | 1998-2000 | M52TU B28 2.8L TWIN VANOS DOHC Inline-6 (I6) Engine |
| BMW | 528i (E39 Chassis) | 1998-2000 | M52TU B28 2.8L TWIN VANOS DOHC Inline-6 (I6) Engine |
| BMW | 728i / 728iL (E38 Chassis) | 1998-2000 | M52TU B28 2.8L TWIN VANOS DOHC Inline-6 (I6) Engine |
2. 1996-2002 Long Tube Header
Fitment & Compatibility
| Brand | Model | Year Range | Full Compatible Specs |
|---|---|---|---|
| BMW | 3-Series (E46 Chassis) | 1996-2002 | Incl. 323i & Compatible Trims; Factory-Equipped M52 / M52TU / M54 2.5L/2.8L/3.0L DOHC Inline-6 (I6) Engine |
| BMW | 5-Series (E39 Chassis) | 1996-2002 | Incl. 528i & Compatible Trims; Factory-Equipped M52 / M52TU / M54 2.5L/2.8L/3.0L DOHC Inline-6 (I6) Engine |
| BMW | Z3 (E36/7 / E36/8 Chassis) | 1996-2002 | Compatible Trims; Factory-Equipped M52 / M52TU / M54 2.5L/2.8L/3.0L DOHC Inline-6 (I6) Engine |
Frequently Asked Questions About BMW M52 & M54 Exhaust Headers
Q1: What is the typical horsepower gain I can expect from these BMW M52 headers?
A1: By eliminating the restrictive factory cast iron manifolds, our Flashark performance headers drastically reduce exhaust backpressure. Depending on your current setup and whether you get an ECU tune, you can typically expect a solid 10-15 WHP (Wheel Horsepower) gain, along with significantly improved throttle response across the RPM range for your BMW inline 6 M52 engine.
Q2: Will these E46 headers fit my 2000 BMW 323i or 328i?
A2: Yes, absolutely! These are designed as a perfect upgrade for the 1996-2000 BMW E46 323i and 328i models. If you are looking for 2000 BMW 323i racing headers to wake up your M52TU engine, our long tube and short tube options are engineered for precise fitment and maximum exhaust flow.
Q3: Can I use these M52 headers on M54 engines like the E46 325ci?
A3: Yes, our long tube headers for 1994-2002 BMW M52 engine are also highly compatible with the M54 platform (2.5L and 3.0L). Whether you are upgrading an E46 325ci or a 330i, these E46 M52 headers will bolt up to the cylinder head perfectly. Just note that minor exhaust mid-pipe adjustments might be needed depending on your specific M54 exhaust setup.
Q4: Are these considered E46 catless headers? Will they trigger a check engine light (CEL)?
A4: Yes, these are high-performance catless headers designed for track and off-road use. Because they remove the factory catalytic converters built into the stock manifolds, installing these E36 E38 E39 E46 headers may trigger a CEL. We highly recommend getting an ECU tune or using O2 sensor spacers/defoulers to manage the light and optimize your engine's air/fuel ratio.
Q5: What is the difference between the E36 shorty headers and E36 long tube headers?
A5: E36 shorty headers are designed for easier installation as they bolt directly to your factory mid-pipe or catalytic converters, providing a modest bump in power and sound. E36 long tube headers, on the other hand, provide the maximum possible horsepower and torque gains by scavenging exhaust gases more efficiently, but they may require cutting or welding to mate with your existing M52B28 exhaust system.
Q6: Will these BMW E36 headers fit the 2.8L M52B28 engine?
A6: Definitely. If you are building an M52B28 headers setup for your 1995-1998 E36 328i, E39 528i, or even the Z3 2.8L, these headers are an exact match. The T304 stainless steel construction ensures durability while giving your 2.8L engine a deep, aggressive exhaust note.
Q7: Do these M52TU headers require modifications to install?
A7: For most applications, our BMW E46 headers and E36 M52 headers feature a bolt-on design at the engine block. We include all necessary gaskets for the cylinder head. However, because these are performance parts, mating the headers to your factory or aftermarket catback (especially for long tubes) might require minor cutting or welding at the flange. Professional installation is recommended.
Q8: Do these fit the E38 7-Series or E39 5-Series?
A8: Yes! We designed these to be versatile. They are proven E39 headers for the 520i, 523i, and 528i. Furthermore, they serve as excellent E38 headers for the 728i/728iL with the M52/M52TU engine, restoring performance and giving the heavy luxury sedan a much-needed breathing upgrade.
Q9: I'm looking for an E36 M3 headers upgrade. Will these work for the S52 or M50?
A9: While the bolt pattern on the cylinder head for the M50, M52, and S52 (US-spec E36 M3) is the same, these specific headers are optimized for the exhaust port size and flow characteristics of the M52/M54. Many enthusiasts successfully run these M50 headers or S52 headers on their builds, but you should verify your mid-pipe connection type before purchasing.
Q10: Where can I buy a complete BMW E36 2.8L exhaust kit?
A10: You are already in the right place! At Flashark, we don't just sell the E36 exhaust headers; we offer full Exhaust Combination Kits. You can select the "Header+Catback" variant directly on this product page to get a complete, matching system for your E36, saving you time and ensuring perfect compatibility.
Q11: Will installing these headers void my warranty or fail emissions?
A11: Because these E36 328i headers are designed to remove or relocate factory emissions equipment (like catalytic converters), they are strictly intended for off-road and motorsport use. They will not pass strict visual emissions inspections (like CARB in California) without proper custom-welded high-flow cats.
Q12: Why should I choose Flashark headers over factory cast manifolds?
A12: The factory M52 and M54 manifolds are heavily restrictive, prone to heat soak, and crack over time. Our Flashark BMW E46 headers are made from mandrel-bent T304 stainless steel with a mirror-polished finish. They are lighter, flow significantly better, and deliver a racing-inspired sound that completely transforms your driving experience.