GSC Power-Division Chrome Polished Super Alloy Single Exhaust Valve-32.15mm STD (gsc2055-01) 25215 Our one piece aluminum shafts

Our one piece aluminum shafts are manufactured using a pulse welding technique as opposed to mig welding

The included Sport Headers replace the restrictive factory headers and cats with high-flowing performance headers and 200-cell HJS Sport cats

These tubes include high-quality stainless steel spring-loaded T-bolt clamps and heavy-duty 5-ply polyester reinforced silicone couplings

2013 Toyota 4Runner Limited 4

NOTE: This product is not currently CARB exempt and is not available for purchase in California or for use on any vehicle registered with the California Department of Motor Vehicles

GSC Power-Division Chrome Polished Super Alloy Single Exhaust Valve-32.15mm STD (gsc2055-01) 25215 Our one piece aluminum shaftsWhen creating our new valve line we set out to create the best performance, longest lasting valves available to the aftermarket. Using advanced 3D design and simulation software, we have created a stronger and higher flowing valve head design. We flow test prototype valve heads in the specific applications to make sure we have the highest flowing valve head available on the market today. With the materials used, we have less valve distortion at the