+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! +1mm oversized valves & singe groove keeper setup - Requires machine work to cylinder head
Ideal for shops and enthusiasts looking to recalibrate their vehicles for modified hardware
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Tested and ran in JHM's record setting B5 S4 - Reduces charge temperatures and increases power - Proven real world performer!
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Stock sized 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!
Custom made with 100% methanol resistant stainless steel spring and EPDM seals ensuring zero corrosion even with high concentrations of methanol.
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Brings true 2D mapped water-methanol injection delivery to your EFI (Electronic Fuel Injected) and forced induction vehicle
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200 psi bypass for smooth and high pressure and 1.3 GPM open flow. Choose quick connect or threaded NPT style fittings.
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NOT an under drive pulley, reduces rotational mass of stock pulley system.
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Brand:
ES#:
3086
Mfg#:
001551ECS02A-01
In Stock
ON SALE!
$96.99
This product was last offered at the strikethrough price on 05-02-2026
Unlock 50-70 HP on your boosted vehicle while decreasing your air temps by up to 100 degrees! Stainless Steel Braided Line, 4AN Fittings, no tank included!
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This hose pair is designed to replace the outrageously expensive, failure-prone factory rubber hoses
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Brand:
ES#:
2864547
Mfg#:
034-101-3066
In Stock
ON SALE!
SAVE 10%
$40.00
This product was last offered at the strikethrough price on 06-28-2026
Stock sized 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!
The Bosch EV14 550cc fires factory-correct dual spray cones with super-fast response and best atomizaton on the market today.
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 2X Entries For Our 25th Anniversary Sweepstakes! We Price Match - Give Us A Call or Chat!
+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.*
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
