Stock sized valve head diameter, single groove keeper setup for high RPM use - Includes Supertech valves, single groove keepers and IE valve seals
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Average gain of 45 horsepower and 99 lb-ft of torque on 93 Octane @ 20 PSI
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms For vehicles with ATW & AWM engine codes only
Average gain of 51 horsepower and 65 lb-ft of torque on 93 Octane @ 18 PSI
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms For vehicles with AEB engine code from the 2000 model year only
+1mm oversized valve head diameter, single groove keeper setup for high RPM use - Includes Supertech valves, single groove keepers and IE valve seals
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes! *Oversized valves require extra machine work to the cylinder head.*
Gaskets will deflect heat and reduce air intake temps
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms For vehicles with ATW, AUG, or AWM engine codes or Drive-By-Wire, support bar bracket hole will need enlarge for proper fitment
Reduce driveline lash with a full polyurethane mount
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Brand:
ES#:
2597997
Mfg#:
001578ECS01A
In Stock
ON SALE!
SAVE 30%
$74.99
This product was last offered at the strikethrough price on 05-02-2026
Already have water/meth injection? Upgrade your system with the best controller available!
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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
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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
