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Flowmaster 80 Series Offset/Offset Same-Side-Out Oval Muffler; 2.50-Inch Inlet/2.50-Inch Outlet (Universal; Some Adaptation May Be Required)

Item HR65795
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-10% $170.06 Was $188.95

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      Product Information

      Features, Description, Q&A, Specs & Installation

      Features & Specs

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      • Body Height 4.00 In
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      • Body Length 13.00 In
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      • Body Material 409 Stainless Steel
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      • Body Width 9.50 In
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      • Category Exhaust
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      • Clamps Included No
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      • Emission Code 5 (California Legal and Compliance Verified)
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      • Exhaust Tip Quantity 0
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      • Finish High-Temperature Black Paint
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      • Fitment Universal; Some Adaptation May Be Required
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      • Grade Type Performance
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      • Hanger Included No
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      • Heat Shield Attached No
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      • Inlet Connection Slip-Fit
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      • Inlet Diameter 2.50 In
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      • Inlet Inside Diameter 2.50 In
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      • Inlet Location Offset
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      • Inlet Outside Diameter 2.63 In
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      • Inlet Quantity 1
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      • Inlet Type Clamp-On
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      • Mount Type Uses New Hangers (Not Included)
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      • Muffler Series 80 Series Crossflow
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      • Muffler Type Chambered (Transverse)
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      • Outlet Connection Slip-Fit
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      • Outlet Inside Diameter 2.50 In
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      • Outlet Location Offset (Same End)
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      • Outlet Outside Diameter 2.63 In
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      • Outlet Quantity 1
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      • Overall Length 20.50 In
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      • Part Type Exhaust Muffler
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      • Product Type Street Mufflers
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      • Reversible No
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      • Shape Oval
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      • Sound Level Aggressive
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      • Tunable No
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      • Vehicle Type Classic Muscle Car, Late Model Muscle Car, Street/Strip
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      Description

      Performance Exhaust Solution. The Flowmaster 80 Series Offset/Offset Same-Side-Out Oval Muffler with 2.50-inch inlet and 2.50-inch outlet is designed to provide a moderate to aggressive exhaust tone, perfect for custom vehicle setups. It is engineered for side exit placement ahead of the rear tires, catering to enthusiasts seeking enhanced sound and style without compromising installation flexibility.

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      Construction and Appearance. Constructed with a durable 409 stainless steel body and finished with high-temperature black paint for corrosion and wear resistance, this compact oval muffler measures 4.0 inches in height by 9.5 inches in width and 13.0 inches in length. Its design is optimized for tight spaces and demanding applications, combining robust materials with a sleek, aggressive aesthetic.

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      Installation. Universal fitment may require some adaptation. New hangers must be sourced separately as none are included. The slip-fit inlet and outlet connections allow for secure attachment via clamping or welding without extensive drilling.

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      Warranty. This product is backed by a lifetime limited warranty, ensuring long-term quality and customer satisfaction.

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      Application. Suitable for universal use, this muffler fits classic and late model muscle cars as well as street and strip vehicles. Some adaptation is necessary for proper installation.

      Flowmaster 842580

      CA Residents: WARNING: Cancer and Reproductive Harm - www.P65Warnings.ca.gov

      4.7

      Reviews of Flowmaster Exhaust Products (500+)

      Questions & Answers

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