Kline Innovation Audi RSQ8/SQ8 DECAT cat pipe set Lamborghini-Huracan-2020 BMW M3 / M3 CS

BMW M3 / M3 CS / M4 (G80 / G82) Exhaust System Product Details

at the cost of some interior drone

Boost performance and enhance the engine's roar with this top-of-the-line upgrade

Non-OPF Version:

Kline Innovation Audi RSQ8/SQ8 DECAT cat pipe set Lamborghini-Huracan-2020 BMW M3 / M3 CSThe Sound Replacing the restrictive factory catalysts for either 100 or 200 cell HJS HDPE motorsport catalysts opens up the sound significantly, while the 20 degree x pipe blend the gases out of phase, raising the pitch of the exhaust note, and smoothing out unwanted drone. The rear section, utilizes the cars stock electronic valve control system. On valve closed, the gases are diverted through a series of chambers, and acoustic fill sections,