Ready to make all the power!
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Ready to make all the power!
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Includes media blaster, walnut shell media, and plastic vacuum adapter - everything needed to clean the carbon build up on your N54 or N55!
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This product was last offered at the strikethrough price on
05-02-2026
Upgrade your S55 Engine with this all Inclusive Kit from 5150!
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High performance valve spring kit including retainers. 84lb@ 37mm, 157lb @ 10mm
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Replaces valve springs and valve stem oil seals without the need to remove the cylinder head
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Upgrade your S55 Engine with this all Inclusive 1000hp Capable Kit from 5150!
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Eliminate valve-float at high RPMs - 80lbs Seat Pressure at 35.70mm - Featuring steel retainers
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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
06-03-2026
Common source of emission related issues
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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
06-03-2026
Includes all the valve stems needed for repairing, replacing, or upgrading your BMW's valves and stem seals!
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Upgrade Your Factory Intake and Exhaust Valves
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Upgrade your valvetrain with Supertech components
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Two required per valve, necessary for use with certain supertech valves
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This product was last offered at the strikethrough price on
03-04-2026
Used when cleaning carbon build up on direct injection engines
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!
This product was last offered at the strikethrough price on
05-02-2026
Inconel-Nimonic / Sodium Filled, Std 28mm, set of 12.
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Common source of emission related issues
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Elevate Your BMW S58 Engine's Performance with the Ferrea Valve Spring Kit, now available at ECS Tuning. This high-performance kit is tailor-made for the G80, G82, and G83 models, featuring 24 valve springs, 24 titanium retainers, and 24 seat locators.
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