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- 2021+ BMW G80 M3 (incl
Featuring carefully selected products from the Powerflex range to maximize the performance of the suspension
and an upgraded inner CV with a bolt-on flange and differential stub for maximum durability under extreme loads
and M4 were designed with efficiency in mind
BMW N63 Valve Spring Kit by Ferrea 05-76-2-117-616 - 2021+ BMW G80 M3The Ferrea Valve Spring Kit for BMW N63 engines is engineered for superior durability and performance under extreme conditions. This kit replaces BMW part numbers 11340039494, 11340054492, 11347578825, 11347572451, 11347504271, 11347614134, and 11340150843. Factory valve springs can struggle to meet the demands of high boost, aggressive cam profiles, and sustained high RPM, leading to valve float and potential engine failure. Ferrea valve springs are
US$ 240.00
US$ 110.00
