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Stainless Works long-tube headers for the 2020 GT500 feature 1-7/8" primaries feeding 3" high-flow catalytic sections to improve exhaust flow dynamics. Built to replace factory manifolds, these headers are intended to free up exhaust flow for demanding engines while maintaining high-flow cat integration, offering a direct-fit performance-oriented exhaust upgrade for GT500 owners.
Stainless Works 2020 GT500 Headers 1-7/8in Primaries 3in High-Flow Cats
