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1969 Buick GS 400
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1969 Buick GS 400 Exhaust Systems | MagnaFlow
Shop MagnaFlow Performance Exhaust Systems for the 1969 Buick GS 400, including exhaust systems for select engines, trims, and configurations. Engineered to produce MagnaFlow's deep signature exhaust sound, these systems feature premium materials and easy direct-fit installation. 1969 Buick GS 400 exhaust options include 2.5-inch and 3-inch main piping diameters; polished exhaust tip finishes; multiple and dual split rear behind rear tires exit styles. Use Shop by Vehicle to find the system for your GS 400.