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The Speedmaster Turbo 400 TH400 Aluminum Competition Transmission is engineered for extreme performance applications
They do this using a unique design in which cooling tubes draw cool air through the transmission fluid
They are manufactured from machined steel and offer excellent valve spring location
Designed to bolt onto our aluminum center sections and used with our various housing end applications
These are direct plug replacements for OEM coils
Jeep Wrangler 3.8L V6 JK 2007-2011 Stainless Steel Headers The Speedmaster Turbo 400 TH400Increase your horsepower and torque for your ride just bolt on these Speedmaster headers! These headers are designed with 3 8 in. thick laser cut flanges and mandrel bent primary tube. If your vehicle is using aftermarket components, parts from other applications, or custom altered parts, then it is the installer's responsibility to verify fitment.
