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1984 -85 Grand National T-Type Downpipe $699.95

GBodyParts Exclusive! Finally a 3" 304 stainless steel down pipe for the Buick Hot Air racers.

Made with all of the same qualities of our intercooled downpipe. The Hot Air downpipe features polished 304 stainless steel. The puck sleeves and bushings are rated to 1600 degrees to prevent puck failure and hanging up. The puck size is 1.375". It falls dead center of the waste gate hole.The RJC flange is laser cut 5/8" stainless steel as well.

The downpipe is a two piece design so it can be installed with the engine in place. Leak tight slip fit design.

Mounting flange and waste gate puck features

Two piece construction. Leak tight slip fit design

Downpipe installed on customer car. Check out the fit and finish!

Cross section compared to stock down pipe. You know there is a lot of power you can make with this down pipe.

Available Options:
Hi-flow Cat:
Test Pipe / Dump Pipe:
Copper Gskt Triangle Header:
3" Band Clamp:
Mounting Bolt Kit:
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