Quality retainers from Supertech
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Quality retainers from Supertech
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High performance valve springs. 75lb @ 37mm, 155lb @ 10mm
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This product was last offered at the strikethrough price on
05-02-2026
Replacement exhaust valve
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30.5x5.95x126.10mm/ SS/Blk. Nitrided/Stk.size
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.
This product was last offered at the strikethrough price on
06-04-2026
Quality retainers from Supertech
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.
This product was last offered at the strikethrough price on
06-04-2026
Two required per valve, necessary for use with certain supertech valves
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Replacement exhaust valve
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Exhaust valve with better airflow
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We Price Match - Give Us A Call or Chat!
Quality retainers from Supertech
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Add these Titanium Oversized Valves for Increased Performance!
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Upgrade your Valve Springs in your BMW S58! - 84lbs
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Upgrade to Supertech's High Performance Oversized Valve Kit!
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Upgrade to Supertech's High Performance Standard Sized Valve Kit!
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms