Straight Through Muffler 4x9x14 2.25 In/Out Stainless SM11225-JHPR cold-air-intake 6 V8 1977 Pontiac Grand

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Straight Through Muffler 4x9x14 2.25 In/Out Stainless SM11225-JHPR cold-air-intake 6 V8 1977 Pontiac GrandStreet Max, Stainless Straight Through Performance Muffler, 4. 0" x 9. 0" x 14. 0" Oval Body, Aggressive to Moderate Tone, 16 Gauge 409 Grade Stainless Steel, Satin Finish, 2. 25" Offset In, 2. 25" Center Out, Reversible, 3 Year Limited Warranty Street Max delivers a deep performance tone without the excessive interior drone or high pitched external sound frequencies (rasp). A unique design that features a high heat thermal mesh, providing superior