High performance valve springs. 75lb @ 37mm, 155lb @ 10mm
High performance valve springs. 75lb @ 37mm, 155lb @ 10mm
Replace when removing your valve cover
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
10-01-2026
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
10-01-2026
A quick and easy way to test for gasket leaks
9.5X 2.5MM
Two required per valve, necessary for use with certain supertech valves
Standard replacement intake valve
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
10-01-2026
Located on cam shaft
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Exhaust
Single replacement exhaust valve seal
This product was last offered at the strikethrough price on
08-24-2026
Stainless Steel 21-4N, Oversize 31.9mm (+0.5mm)
Standard replacement intake valve
This product was last offered at the strikethrough price on
05-07-2026
2.48MM
Addresses valve cover leaks
10X Entries Into Our F80 M3 Sweepstakes
Replacement exhaust valve
Addresses valve cover leaks
Replace your old valve stem seals!
2X Entries Into Our F80 M3 Sweepstakes
We Price Match - Give Us A Call or Chat!
This product was last offered at the strikethrough price on
05-07-2026