Description
Upgrade the exhaust flow, sound, and overall performance of your BMW F80 M3, F82 M4, or F83 M4 with the Project Gamma Stainless Steel Mid-Pipes. Specifically engineered for the BMW S55 twin-turbocharged engine, these performance mid-pipes feature a high-flow 3.5-inch diameter design constructed from premium 304 stainless steel for improved durability, exhaust flow, and long-term performance.
Replacing the restrictive OEM mid-pipes with the Project Gamma system reduces exhaust-flow restrictions and helps the S55 engine breathe more efficiently. The result is improved turbocharger response, quicker spool, a more aggressive exhaust note, and increased overall performance potential.
3.5-Inch High-Flow Construction
Project Gamma mid-pipes utilize a 3.5-inch exhaust diameter to provide increased exhaust-flow capacity compared with the factory system. The larger-diameter design is engineered to reduce backpressure and improve exhaust gas flow, making these mid-pipes an excellent upgrade for both tuned and modified S55-powered vehicles.
The system is manufactured from high-grade 304 stainless steel, providing excellent resistance to corrosion, heat, and the demanding conditions associated with high-performance exhaust applications.
Performance Gains
With the OEM mid-pipes replaced, the Project Gamma system can provide a noticeable improvement in exhaust flow and vehicle response. According to Project Gamma's testing, the mid-pipes can reduce vehicle weight by approximately 17 lbs and provide gains of up to 18 horsepower and 30 lb-ft of torque when paired with an appropriate tune.
Actual results may vary depending on the vehicle's modifications, tune, fuel, downpipes, and overall setup.
The improved exhaust flow can also contribute to quicker turbocharger spool and improved throttle response, making the vehicle feel more responsive throughout the RPM range.
Aggressive and Exotic Exhaust Sound
In addition to performance improvements, Project Gamma mid-pipes significantly change the character of the S55 exhaust system. The freer-flowing design produces a deeper, louder, and more exotic exhaust note, allowing the twin-turbocharged S55 engine to sound more aggressive under acceleration.
The mid-pipes are designed to work with both OEM and aftermarket downpipes, giving owners flexibility when upgrading their exhaust system.
OEM-Compatible Fitment
Project Gamma engineered these mid-pipes specifically for the BMW F80/F82/F83 M3/M4 chassis, providing OEM-style fitment and compatibility.
The system is designed to accommodate both factory and aftermarket downpipes, making it a versatile upgrade for stock, tuned, and modified S55 applications.
Key Features
- Designed specifically for BMW F80/F82/F83 M3 and M4
- Engineered for the BMW S55 twin-turbocharged engine
- 3.5-inch high-flow exhaust construction
- Manufactured from high-grade 304 stainless steel
- Reduces exhaust-flow restriction
- Improves exhaust gas flow
- Helps promote quicker turbocharger spool
- Provides a more aggressive and exotic exhaust tone
- Compatible with OEM downpipes
- Compatible with aftermarket downpipes
- OEM-style fitment
- Approximately 17 lbs lighter than the OEM mid-pipe setup
- Up to 18 HP and 30 lb-ft TQ gains when tuned, according to manufacturer testing
- Ideal for stock, tuned, and modified S55 applications
Fitment
- 2015–2019 BMW F80 M3
- 2015–2019 BMW F82 M4
- 2015–2019 BMW F83 M4 Convertible
Engine: BMW S55 3.0L Twin-Turbocharged Inline-6
Important Note
Performance gains may vary depending on the vehicle's tune, downpipes, exhaust configuration, fuel quality, and other modifications. Professional installation is recommended to ensure proper fitment and exhaust alignment.
Upgrade Your BMW S55 Exhaust System
The Project Gamma 3.5" Stainless Steel Mid-Pipes are an ideal exhaust upgrade for BMW F80 M3 and F82/F83 M4 owners looking for improved exhaust flow, enhanced turbo response, weight reduction, and a more aggressive exhaust sound.
Built from durable 304 stainless steel and engineered for OEM-compatible fitment, these mid-pipes provide a high-flow solution for unlocking additional performance and sound from the BMW S55 engine.
