Upgrade your M157 AMG or M278 with the UPD Billet Idler Kit - CNC-machined aluminum pulleys built to eliminate factory plastic idler failures and deliver lasting performance and reliability.
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Replacement factory turbocharger - Price includes a refundable $296.40 core charge
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Brand:
ES#:
4423888
Mfg#:
278090388080KT
Ships in 3 Business Days
$4259.00
This product was last offered at the strikethrough price on 01-06-2026
Replacement factory turbocharger - Price includes a $276.90 refundable core charge
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Brand:
ES#:
4423887
Mfg#:
278090378080KT
Ships in 3 Business Days
$3949.00
This product was last offered at the strikethrough price on 01-06-2026
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
Unlock hidden M157 power with the UPD Cold Air Induction Kit - OEM style fitment with dyno-proven gains of up to 25WHP!
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
M157 / M278 Head Bolt - One Time Use. A full set to secure your cylinder head.
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!
M157 / M278 Head Bolt - One Time Use - Twenty (20) Required Per Engine
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!
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.
