Reduces weight, improves torque and horsepower numbers, and adds a deeper more growl-like sound than stock.
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Reduces weight, improves torque and horsepower numbers, and adds a deeper more growl-like sound than stock.
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Brand:
ES#:
4381926
Mfg#:
11-051C
Ships in 3 Business Days
5% off MSRP
MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.
$4250.00
This product was last offered at the strikethrough price on 06-18-2026
Use the Sound Remote Controller or the new smartphone app (for iOS and Android) to regulate the valves.
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
An aggressive muscle car sound without the drone
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms Includes $75 in gift cards for future purchases!
A deeper tone that eliminates the rasp of the M3
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms Includes $75 in gift cards for future purchases!
Performance exhaust systems increase flows to improve throttle response and add power. Designed to reduce back pressure, our large selection of performance exhaust parts and performance exhaust systems is made from premium materials like stainless steel. Many are TIG welded and polished to make them as attractive as they are functional.
Lifetime Replacement
