![Integrated Engineering Valve Spring & Titanium Retainer Kit | B5 S4 · C5 A6 | 2.7L Turbo V6 E71 X6 35i 3.0L Turbo I6 [N54] Includes Apple and Android Mobile](https://cdn.shopify.com/s/files/1/0635/0032/1015/files/IntegratedEngineeringValveSpring_TitaniumRetainerKitB5S4_C5A62.7LTurboV6.png?v=1685391187)
Pay in 4 interest-free payments of $128.00 Learn more
Ships within 48 hours · Estimated delivery Aug 12 - Aug 17
Includes Apple and Android Mobile Flashing app
the restricted location behind A/C condenser
and filter efficiency to support higher power from ECU tunes and turbo upgrades
A un-calibrated torque wrench can lead to under/over torque and rod bolt failure
Hand TIG welded and pressure tested in USA
Integrated Engineering Valve Spring & Titanium Retainer Kit | B5 S4 · C5 A6 | 2.7L Turbo V6 E71 X6 35i 3.0L Turbo I6 [N54] Includes Apple and Android MobileThis high quality IE valve spring and titanium retainer kit features spring rates optimized to match your vehicle specifications and provide proper valve control preventing valve float in high power and high revving applications. Increasing your engines power output often comes with modifications that require more RPMs to get the most out of it, such as larger turbochargers, tuned intake manifolds, and high output software tunes. Upgrading those
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