Black nitride coated, inconel, sodium filled, single groove exhaust valve. 100.1mm 29.5 (+1)
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Black nitride coated, inconel, solid (no sodium), single groove exhaust valve. 100.1mm 28.5 (std)
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Aftermarket performance intake and exhaust valve springs for your high revving B46/B48 engine
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Aftermarket performance intake and exhaust valve springs for your high revving B36/B38 engine
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
High strength ARP main stud kit for the B48 engines
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 2X Entries For Our 25th Anniversary Sweepstakes! 2X Entries For Our 25th Anniversary Sweepstakes! 2X Entries For Our 25th Anniversary Sweepstakes!
Two tones exhaust that lets you hit a switch for a more aggressive sound
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#:
4044468
Mfg#:
D660-0083
Back Ordered
11% off MSRP
MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.
$1856.99
This product was last offered at the strikethrough price on 06-03-2026
Two tones exhaust that lets you hit a switch for a more aggressive sound
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#:
4044461
Mfg#:
D660-0083-BLK
Back Ordered
11% off MSRP
MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.
$1856.99
This product was last offered at the strikethrough price on 06-03-2026
Upgrade your ride with the Valvetronic Designs universal valve muffler kit, a premium T304 stainless steel solution that delivers an aggressive, valved exhaust note at the click of a button
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Upgrade your ride with the Valvetronic Designs universal valve muffler kit, a premium T304 stainless steel solution that delivers an aggressive, valved exhaust note at the click of a button
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Our name says it all. That's why ECS Tuning is dedicated to providing our customers with the broadest possible assortment of engine tuning options at a range of prices and options to fit any budget. Start small and grow your car into something special with performance engine upgrades from a company that has tuning in its name and its blood.
Lifetime Replacement
