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| Engine_Audi S4 (B5) |
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Autospeed aluminum crank pulley
Less rotating mass - up to 12 HP gain. Retains stock diameter. Various anodized colors
$199.99
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Autospeed ECU upgrade
+61hp/112ft-lbs w/ peak of 1.2bar. Factory smooth! Coming soon
$575
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Forge Diverter Valves
Fast Road Closed Loop Diverter Valve (piston)
$135
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Samco F-hose
Samco F-hose
$30 (shipped)
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Samco Hose Kit
12 pcst
$525 (shipped)
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Samco TBB
Samco Throttle Body Boot
$90 (shipped)
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Hyperboost Diverter Vavles(pair)
Teflon impregnated piston, reduced turbo lag, smoother throttle modulation, a must for chipped cars
$295 (shipped)
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