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Flowmaster | SKU:
818112
Flowmaster Outlaw Cat-Back Exhaust System - 818112
Fits 2020-2026 GM Silverado/Sierra 2500HD/3500HD 6.6L Gas V8, Outlaw Series, 3.50" to Dual 3.00" Cat-Back, Dual Rear Exit, Stainless Steel Exhaust System
Regular price
$2,329.30 NZD
+ GST
Unit price
/
Unavailable
Shipping calculated at checkout.
Flowmaster Outlaw Cat-Back Exhaust System - 818112 is not in stock at Fast Lane Spares and will ship direct from supplier
⚠ Special Order Item — ships direct from supplier. No returns, exchanges, or cancellations once processed. Please allow 7–20 days shipping.
Stock Status:
Flowmaster Outlaw Cat-Back Exhaust System - 818112
Regular price
$2,329.30 NZD
+ GST
Unit price
/
Unavailable
Description
Description
Fits 2020-2026 GM Silverado/Sierra 2500HD/3500HD 6.6L Gas V8, Outlaw Series, 3.50" to Dual 3.00" Cat-Back, Dual Rear Exit, Stainless Steel Exhaust System
Part Number: 818112
This Flowmaster® Outlaw® Cat-back exhaust system for the 2020-2026 Chevy Silverado and GMC Sierra 2500HD/3500HD trucks with the 6.6L gas engine, is perfect if you are looking for an aggressive sound level inside and outside of the truck, with all of the performance benefits that you would expect from Flowmaster®. Maximum increases of up to 9 hp and 9 lb.ft. over the stock exhaust at the rear wheels. Designed for the Crew Cab, Standard Bed (6.5 ft.) models only, this bolt-on, emissions-legal system features a stainless steel Outlaw series muffler and large dual 3.00-inch 409 stainless steel mandrel-bent tailpipes that can be configured to exit either dual straight out the back, or dual out the sides behind the rear wheels which is best suited for towing applications. The system is finished off with polished 4.00-inch stainless steel tips and is covered by our Lifetime Limited Warranty. Designed for an easy fit, this system includes all necessary parts and hardware for installation.
Features and Benefits
• Max increases of up to 9 hp and 9 lb.ft. over the stock exhaust at the rear wheels
• 3.50-inch and 3.00-inch mandrel bent 16-gauge 409 stainless steel tubing maximizes exhaust flow and improves durability
• Dual 4.00-inch polished stainless steel tips add a custom look
• Includes complete hardware and factory styled hangers in the stock locations for an easy installation
• Super 10 Series performance muffler delivers a deep, aggressive performance tone and improves exhaust flow
• Backed by Flowmaster’s Lifetime Limited Warranty
• Can be configured to exit straight out the rear or out the side depending on preference
Fits Crew Cab with 6.5-foot bed length, 159-inch wheelbase only._x000D_ Will not fit models with 5th wheel tow hitch installed.
Part Number: 818112
This Flowmaster® Outlaw® Cat-back exhaust system for the 2020-2026 Chevy Silverado and GMC Sierra 2500HD/3500HD trucks with the 6.6L gas engine, is perfect if you are looking for an aggressive sound level inside and outside of the truck, with all of the performance benefits that you would expect from Flowmaster®. Maximum increases of up to 9 hp and 9 lb.ft. over the stock exhaust at the rear wheels. Designed for the Crew Cab, Standard Bed (6.5 ft.) models only, this bolt-on, emissions-legal system features a stainless steel Outlaw series muffler and large dual 3.00-inch 409 stainless steel mandrel-bent tailpipes that can be configured to exit either dual straight out the back, or dual out the sides behind the rear wheels which is best suited for towing applications. The system is finished off with polished 4.00-inch stainless steel tips and is covered by our Lifetime Limited Warranty. Designed for an easy fit, this system includes all necessary parts and hardware for installation.
Features and Benefits
• Max increases of up to 9 hp and 9 lb.ft. over the stock exhaust at the rear wheels
• 3.50-inch and 3.00-inch mandrel bent 16-gauge 409 stainless steel tubing maximizes exhaust flow and improves durability
• Dual 4.00-inch polished stainless steel tips add a custom look
• Includes complete hardware and factory styled hangers in the stock locations for an easy installation
• Super 10 Series performance muffler delivers a deep, aggressive performance tone and improves exhaust flow
• Backed by Flowmaster’s Lifetime Limited Warranty
• Can be configured to exit straight out the rear or out the side depending on preference
Fits Crew Cab with 6.5-foot bed length, 159-inch wheelbase only._x000D_ Will not fit models with 5th wheel tow hitch installed.
Specifications
Specifications
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Specifications
Brand Flowmaster California Proposition 65 Yes California Proposition 65 Chemical Name Nickel (Metallic) California Proposition 65 Chemical Name Chromium (hexavalent compounds) CARB (California) Compliant Yes Catalytic Converter Included No Catalytic Converter Quantity 0 Category Exhaust Clamping Type Flat Band Clamps Included Yes Emission Code 5 Exhaust Series Outlaw Exhaust Tip Color Silver Exhaust Tip Connection Clamp-On Exhaust Tip Cut Angled Exhaust Tip Diameter 4.00 Exhaust Tip Edge Angle Cut Exhaust Tip Finish Polished Exhaust Tip Intercooled No Exhaust Tip Length 13.00 Exhaust Tip Material 304 Stainless Steel Exhaust Tip Quantity 2 Exhaust Tip Resonated No Exhaust Tip Shape Round Exhaust Tip Wall Double Wall Exit Style Dual Out Side Exit Style Dual Out Rear Finish Natural Gasket Or Seal Included No Grade Type Performance Hangers Included Yes Inlet Diameter 3.50 Inlet Type Flanged Main Piping Diameter 3.00 Mount Type Uses Factory Hangers Mounting Bracket Included Yes Muffler Body Height 4.00 Muffler Body Length 6.50 Muffler Body Material 409 Stainless Steel Muffler Body Shape Oval Muffler Body Width 9.50 Muffler Color Black Muffler Finish Black High-Temperature Paint Finish Muffler Flanged Inlet No Muffler Flanged Outlet No Muffler Included Yes Muffler Inlet Connection Slip-Fit Muffler Inlet Inside Diameter 3.50 Muffler Inlet Location Center Muffler Inlet Outside Diameter 3.63 Muffler Outlet Connection Slip-Fit Muffler Outlet Diameter 3.00 Muffler Outlet Location Dual Muffler Outlet Quantity 2 Muffler Overall Length 12.375 Muffler Part Number Kit Only Muffler Quantity 1 Muffler Series 10 Series Muffler Type Chambered part type Exhaust System Pipe Color Silver Pipe Material 409 Stainless Steel Product Type Exhaust System Sound Level Aggressive Spring Bolt Kit Included No Sub Category Exhaust and Tail Pipes Tail Pipe Outlet Outside Diameter 3.00 Tail Pipe Quantity 2 Tail Pipe Quantity Dual Tail Pipe Tapered Outlet No Tip Logo Embossed Type Cat-Back Valve Included No Valve Type Not Applicable Warning California Proposition 65 -
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