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
Brand:
ES#:
5457431
Mfg#:
UVM.63MM.X2
In Stock
ON SALE!
SAVE 10%
$599.99
This product was last offered at the strikethrough price on 08-25-2026
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
Brand:
ES#:
5457438
Mfg#:
UVM.89MM.X2
In Stock
ON SALE!
SAVE 10%
$599.99
This product was last offered at the strikethrough price on 08-25-2026
Featuring Advanced Fuel Dynamics x Deatschwerks 600cc Injectors! Max Wheel Horsepower Supported on E85 of 750hp on naturally aspirated engines & 690hp on forced induction engines!
Upgrade your AMG M113K with the lightweight billet UPD 77mm pulley for massive 60-70+ RWHP gains and aggressive performance. 83mm and 88mm also available!
ECU Tune is required.
Featuring Advanced Fuel Dynamics x Deatschwerks 850cc Injectors! Max Wheel Horsepower Supported on E85 of 895hp on naturally aspirated engines & 815hp on forced induction engines!
Increase of +19-36 Horsepower, and +13-20 Torque! Eliminate top speed limiter, Increased throttle response. W.1 Tunes are designed for completely stock vehicles with no other modifications!
This software is only compatible with Windows PC / Laptop.
Brand:
ES#:
4708000
Mfg#:
01-113-00401-1KT
Ships in 2 Business Days
ON SALE!
SAVE 15%
$899.00
This product was last offered at the strikethrough price on 09-01-2026
Eliminate weak factory plastic idlers with the UPD M113K Billet Idler Set - a high-strength CNC aluminum upgrade built for smoother operation, extreme durability, and long-term AMG reliability.
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
