MBRP Resonator Bypass X-Pipe for G8X BMW M3/M4 (S4501304) Fidanza The ATI Super Damper crankshaft

The ATI Super Damper crankshaft pulley for R35 GTR is suitable for high power street and race use

• Ability to flash tune via Tactrix Openport

(Designed for the Porsche 962)

While that may be well and good for most

(2) Brackets with Hardware

MBRP Resonator Bypass X-Pipe for G8X BMW M3/M4 (S4501304) Fidanza The ATI Super Damper crankshaftMBRP Street Profile exhaust offers an aggressive sound without being obnoxious, perfect for highway cruising or track days. Stand out with the resonator bypass X pipe for the BMW M3 and M4, enhancing flow for better performance. Vehicle Fitment: 2021+ BMW M3 (G80) 2021+ BMW M4 (G82) (Includes Competition, xDrive, CS and CSL models) PDF Install Instructions Specs: Resonator Bypass Aggressive Street Profile Exhaust Tone 3" Exhaust 17% Increase in Flow