Supertech Dual Valve Spring and Retainer Kit AN Male Flare to AN Male Flare Y Block Fittings capable of withstanding high exhaust

capable of withstanding high exhaust gas temperatures created by aftermarket systems

G203 4CYL (15mm - suits models 7/1996 - on - adds +/- 1

making it a top choice for serious enthusiasts and professionals

or A3 put a smile on your face and experience the power and thrills from your new tune as it transforms your car into a true turbocharged beast

Utilize the whole powerband of your 2

Supertech Dual Valve Spring and Retainer Kit AN Male Flare to AN Male Flare Y Block Fittings capable of withstanding high exhaustOur valve springs are computer designed to ensure that wire stress levels do not overpass the limits of stress defined in the diagrams of fatigue. We also utilize computer software that allows us to ensure that the harmonics are under control. All Supertech valve springs are made with premium super clean Chrome Silicon Vanadium Steel alloy for higher performance & durability at high rpms. Using high quality steel alloy also provides the added benefit