Cure the B58 whistling idle and completely reverse the collateral damage. This comprehensive kit repairs the torn PCV valve and replaces the oil-fouled spark plugs, heat-stressed ignition coils, and brittle vent hose in one complete top-end service.
For models with the earlier Gen 1 B58 only - Not for use with the B58TU Engine
Brand:
ES#:
5483115
Mfg#:
11157637521KT
In Stock
$567.99
This product was last offered at the strikethrough price on 07-14-2026
Built from high-grade stainless steel with a robust mesh filter, it ensures your engine breathes cleaner and runs more efficiently under high boost conditions.
Repairing failed emission components doesn't just turn off the check engine light so you can pass your local emissions test, it also improves performance and fuel economy. ECS stocks all common emission controls, from oxygen sensors to PCV valves.
Lifetime Replacement
