Increase the overall power at your foot with these upgraded performance downpipes from racing dynamics!
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Universal 4" exhaust tips with a 2.75" inlet
Call In Or Chat For Best Price! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 5X Entries For Our 25th Anniversary Sweepstakes!
Brand:
ES#:
4883965
Mfg#:
D663-0600-BOX
In Stock
12% off MSRP
MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.
$92.99
This product was last offered at the strikethrough price on 05-10-2026
Change your M5 from politely aggressive to wildly visceral with a muffler bypass from Fabspeed!
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Manually control muffler valve funtions with the click of a button with this plug and play kit
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms For vehicles with electronic valves only
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
