Increase of +35 Horsepower, and +26 Torque! Eliminate top speed limiter, Increased throttle response. W.2 Tunes are designed for vehicles with performance high-flow exhausts!
Increase of +16 Horsepower, and +11 Torque, Eliminate top speed limiter, Increased throttle response. W.1 Tunes are designed for completely stock vehicles with no other modifications!
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
Flow-bench optimized to provide maximum performance with your factory intake system!
Call In Or Chat For Best Price! 5X Entries For Our 25th Anniversary Sweepstakes!
Brand:
ES#:
4690597
Mfg#:
RF100031
Ships on Aug 19, 2026
11% off MSRP
MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.
$130.99
This product was last offered at the strikethrough price on 07-26-2026
Add up to +26 HP and +38 lb-ft of torque with this valve-controlled 304 stainless cat-back exhaust, delivering aggressive sound, improved throttle response, and easy bolt-on performance.
Brand:
ES#:
4660615
Mfg#:
49-36450-H
Back Ordered
20% off MSRP
MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.
$4495.00
This product was last offered at the strikethrough price on 05-27-2026
Add up to +26 HP and +38 lb-ft of torque with this valve-controlled 304 stainless cat-back exhaust, delivering aggressive sound, improved throttle response, and easy bolt-on performance.
Brand:
ES#:
4680390
Mfg#:
49-36450-C
Back Ordered
20% off MSRP
MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.
$4495.00
This product was last offered at the strikethrough price on 05-27-2026
Gain up to +22 HP and +33 lb-ft of torque with this valve-controlled 304 stainless exhaust, delivering an aggressive tone, improved flow, and true bolt-on performance with factory-style fitment.
Brand:
ES#:
4680395
Mfg#:
49C36441
Back Ordered
20% off MSRP
MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.
$2545.00
This product was last offered at the strikethrough price on 05-27-2026
Add up to +26 HP and +38 lb-ft of torque with this valve-controlled 304 stainless cat-back exhaust, delivering aggressive sound, improved throttle response, and easy bolt-on performance.
Brand:
ES#:
4680389
Mfg#:
49-36450-B
Back Ordered
20% off MSRP
MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.
$4495.00
This product was last offered at the strikethrough price on 05-27-2026
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
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
