Quality retainers from Supertech
Quality retainers from Supertech
Quality retainers from Supertech
Quality retainers from Supertech
Allows the release of exhaust gasses from the combustion chamber.
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
09-01-2026
High performance valve springs. 75lb @ 37mm, 155lb @ 10mm
Two required per valve, necessary for use with certain supertech valves
Replacement exhaust 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
09-01-2026
Allows air to enter the combustion chamber.
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
09-01-2026
Quality retainers from Supertech
The spring that keeps your valves closed
High performance valve springs. 84lb@ 37mm, 157lb @ 10mm
Black Walnut Blast Media
10X Entries Into Our F80 M3 Sweepstakes
This product was last offered at the strikethrough price on
05-02-2026
Manufactured by Febi Bilstein, this direct-replacement valve offers original equipment reliability without the dealership markup.
Allows the release of exhaust gasses from the combustion chamber.
This product was last offered at the strikethrough price on
03-30-2026
Allows air into the combustion chamber
This product was last offered at the strikethrough price on
03-30-2026