Designed to maintain reliable clamping force under sustained heat and load, addressing the limitations of OE torque-to-yield head bolts that can stretch and degrade at higher power levels.
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Brand:
ES#:
5446956
Mfg#:
034-201-5031
In Stock
ON SALE!
SAVE 10%
$550.00
This product was last offered at the strikethrough price on 06-28-2026
Standard sized valve head diameter, factory triple groove keeper setup
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms *Valves priced individually - For 1.8T - qty 12 needed / For 2.7T - qty 18 needed - Please see long description for additional valve seal/keeper informa
Stock sized valve head diameter, factory triple groove keeper setup - Includes Supertech valves and IE valve seals
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes! *Existing factory triple-groove valve keepers are to be reused*
Lighter, stiffer, and supports higher revving!
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Brand:
ES#:
4690063
Mfg#:
MS100258
In Stock
11% off MSRP
MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.
$69.99
This product was last offered at the strikethrough price on 07-09-2026
High quality precision wound/exact tolerance performance valves and titanium retainers
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The perfect seal for repairing, replacing, or upgrading your valves and stem seals!
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Complete set of Ferrea high performance valve springs, and titanium retainers
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 5X Entries For Our 25th Anniversary Sweepstakes!
High-strength cylinder head stud set
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 2X Entries For Our 25th Anniversary Sweepstakes!
High quality performance valve springs and titanium retainers
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 5X Entries For Our 25th Anniversary Sweepstakes!
+1mm oversized valve head diameter, single groove keeper setup for high RPM use - Includes Supertech valves, single groove keepers and IE valve seals
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes! +1mm oversized valves & singe groove keeper setup - Requires machine work to cylinder head
Engines are just air pumps. How efficiently they can pump and how much they can pump determines how powerful they are. Upgrade cylinder head components to improve your engine's performance, like valves, valve springs, camshafts, rocker arms, and entire cylinder heads to unlock more power from your engine.
Lifetime Replacement
