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Speed Engineering's 2" LS swap longtube headers are dyno proven to add over 25 rear-wheel horsepower compared to stock exhaust manifolds on LS applications
We can't think of a better way to dress up your engine and keep your timing accurate
Connecting your Speed Engineering longtube headers to the existing axle-back on your G8
6AN feedline
Supertech Nissan SR20DET Single Valve Spring Kit 1985-chevrolet-monte-carlo-esi7162513 Speed Engineering's 2" LS swapSupertech Nissan SR20DET Single Valve Spring Kit
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