Billet main caps for your high horsepower extreme build, specifically designed to be used with a girdle kit.
Billet main caps for your high horsepower extreme build, specifically designed to be used with a girdle kit.
Designed to handle over 6,500rpm with no problems
Designed to work with OEM upper spring retainer.
Stock sized valve head diameter, single groove keeper setup for high RPM use - Includes Supertech valves, single groove keepers and IE valve seals
10X Entries Into Our F80 M3 Sweepstakes
Stock sized valve head diameter, single groove keeper setup for high RPM use
*Valves priced individually - For 1.8T - qty 8 needed / For 2.7T - qty 12 needed - Please see long description for additional valve seal/keeper informati
Single groove performance
+1mm oversized valve head diameter, single groove keeper setup for high RPM use - Includes Supertech valves, single groove keepers and IE valve seals
10X Entries Into Our F80 M3 Sweepstakes
*Oversized valves require extra machine work to the cylinder head.*
Rev higher, flow more, no worries - Give your engine the best performance possible with Ferrea's Performance engine valves!
*Priced individually - Qty 8 needed for 2.0T FSI / TSI models* * +1 mm oversize option - Requires machine work*
Great high end power for street and mild race
+1mm oversized valve head diameter, single groove keeper setup for high RPM use
Standard sized valve head diameter, factory triple groove keeper setup
For use with 20mm JE Piston sets
Stock sized valve head diameter, single groove keeper setup for high RPM use
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
08-31-2026
Add up to 10 Horsepower!
Rev higher, flow more, no worries - Give your engine the best performance possible with Ferrea's Performance engine valves!
*Priced individually - Qty 8 needed for 2.0T FSI / TSI models* * +1 mm oversize option - Requires machine work*
This gasket will drop compression 0.5 point over stock.
2X Entries Into Our F80 M3 Sweepstakes
This product was last offered at the strikethrough price on
08-17-2026
Super Clean Chrome silicon Vanadium Steel alloy for the highest performance and durability at high rpm's.