BMW N54 | MTC Motorsport | 135i | 335i Stainless Steel Decat Downpipe 07-10 BMW 335i 3.0l Twin Turbo E90 E91 E92 E93 (N54 only) BMW 135i N54 3.0l Twin Turbo (N54 only) Make from T-304 stainless steel.
- Better throttle response.
- Relief of the turbocharger due to lower temperature and less exhaust back pressure.
- The cylinder charge is increased, which improves performance.
- Car feels a lot more free and responsive with this installed and has increased power by 30BHP on test vehicles