- Exhaust Systems
- Header Accessories
- Exhaust Manifold Heat Riser Valve
The heat riser valve is located between the exhaust manifold and the head pipe and is used to hasten the warm-up of a cold engine. Malfunctioning or frozen valves can cause loss of power or exhaust manifold damage.
Features
- Used to hasten engine warm-up
- Broken valves can cause loss of power or engine damage
- Fits GM small blocker
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