Seibon 06-12 Lexus IS 250/IS 350 Including Convertible TS-Style Carbon Fiber Hood turn14-product-not-found-review The stock cooling system of

The stock cooling system of both the 68-RFE and Aisin AS69RC utilize an in-line thermal bypass valve that controls the flow of fluid to the transmission cooler

Manufacturer Part # : 1061717

A1 studs or other such head studs that the OEM valve covers will not fit require some grinding of the Cool Covers

Manufacturer Part # : 11985

blocks airflow to the cooling stack

Seibon 06-12 Lexus IS 250/IS 350 Including Convertible TS-Style Carbon Fiber Hood turn14-product-not-found-review The stock cooling system ofManufacturer Part # : HD0607LXIS TS Market Description Seibon Carbon components are carefully hand crafted using only the finest materials. Our production team offers superior craftsmanship with over 20 years of experience working with carbon fiber. Every component is constructed with a consistent weave pattern. Our production processes allows exceptional carbon resin ratio, creating high product stiffness that also leads to extra strength. For a