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2026 GMC Sierra 3500 HD Pro 2020-2023
Check local laws and regulations for acceptable use
braided stainless flex couplers
medium or large dipstick is included with the corresponding assembly size as well as a -8 ORB drain plug
Fits The 2005-2020 Frontier
Flowmaster Flowmaster Flow FX Muffler 71249 1981-dodge-d250-esi2419666 2026 GMC Sierra 3500 HDFlowmaster's Flow FX series mufflers deliver a moderate performance tone for the enthusiast looking for an exhaust note that is different from the "chambered" muffler sound. The interior features a large 3. 00 inch "straight through" stainless steel perforated core, surrounded with high temperature sound absorption materials delivering a deep traditional mellow tone. The internal flow design is reversible, so the muffler can be installed in either
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