Cat-Back System

This 2.75" diameter Cat-Back(tm) system features a Merge X-Pipe for increased performance and improved sound. BORLA(r) system is equipped with MDS (multi-displacement system) valve simulators which ELIMINATE the MDS valves. This avoids any warning lights on the dash while providing maximum flow at all times. The system delivers the classic S-Type sound with no drone inside the vehicle. Tips NOT included. Use factory valance / tips. BORLA(r) Cat-Back(tm) & Axle-Back exhaust systems feature patented straight-through and multi-core technology to unleash hidden horsepower. Increased exhaust velocity adds power, driving excitement, fuel economy, and the distinctive BORLA(r) Sound of Power respected by motoring enthusiasts everywhere. Each system is built from premium T-304 austenitic stainless steel, superior to T-400 series knockoffs (such as 409), to give you the absolute best in performance and durability. Ultra-smooth mandrel bends ensure maximum flow & power, and precision computer numerical control (CNC) manufacturing ensures an accurate fit. Best of all, BORLA(r) stands behind every system with a Million-Mile Warranty. Just what you'd expect from the world's most experienced (and most winning) exhaust brand.

Additional Information

S-Type Cat-Back(tm) Exhaust System 2015-2022 Dodge Challenger SRT/ 392 Hemi/ Scat Pack 392 6.4L V8 Auto./ Man. Trans. RWD 2 Door With MDS (cyl. deactivation) Valves. Borla(r) System Includes Valve Simulators. Use Factory Bezel/ Valance.

Application Summary

System Does NOT Include Tips Use Factory Bezel/ Valance.

Part Type

Exhaust System Kit

Product Overview

System contains a merge X-Pipe for increased performance and improved sound. This system INCLUDES MDS (multi-displacement system) valve simulators which ELIMINATE the MDS valves. This avoids any warning lights on the dash while providing maximum flow at all times. Tips NOT included. Use factory valance / tips. BORLA(r) Cat-Back(tm) & Axle-Back exhaust systems feature patented straight-through and multi-core technology to unleash hidden horsepower. Increased exhaust velocity adds power, driving excitement, fuel economy, and the distinctive BORLA(r) Sound of Power respected by motoring enthusiasts everywhere. Each system is built from premium T-304 austenitic stainless steel, superior to T-400 series knockoffs (such as 409), to give you the absolute best in performance and durability. Ultra-smooth mandrel bends ensure maximum flow & power, and precision computer numerical control (CNC) manufacturing ensures an accurate fit. Best of all, BORLA(r) stands behind every system with a Million-Mile Warranty. Just what you'd expect from the world's most experienced (and most winning) exhaust brand.

These additional application notes are supplied by the manufacturer and collated from multiple year ranges. Not all of these notes may apply to every year or every variant. Please contact a StreetFX agent for clarification if required.

• System contains a Merge X-Pipe
• System does NOT include tips. Use factory Bezel/ Valance
• This system INCLUDES Active Valve SIMULATORS

Images are supplied by the manufacturer and may be generic. While all efforts are made to provide accurate pictures, there may be differences in the actual product, such as colour, quantity, version, or included components. Please carefully review the description and specifications for details on inclusions or any variations. Some items may be sold individually or in sets, and images may occasionally depict additional products or quantities not included in your purchase. For assistance or clarification, please contact customer support.

Product Details

Reference Information

Exhaust System, S-Type, Cat-Back, Stainless Steel, Natural, Split Rear Exit, Dodge, 6.4L, Kit

Borla’s S-Type Cat-Back Exhaust System 140677 contains a merge X-Pipe for increased performance and improved sound. The system is equipped with MDS (multi-displacement system) valve simulators which ELIMINATE the MDS valves. This avoids any warning lights on the dash while providing maximum flow at all times. Tips are NOT included; use factory valance / tips. Borla cat-back and axle-back exhaust systems feature patented straight-through and multi-core technology to unleash hidden horsepower. Increased exhaust velocity adds power, driving excitement, fuel economy, and the distinctive Borla Sound of Power respected by motoring enthusiasts everywhere. Each system is built from premium T-304 austenitic stainless steel to deliver the absolute best in performance and durability. Ultra-smooth mandrel bends ensure maximum flow and power; and precision computer-controlled CNC manufacturing facilitates an accurate fit. Best of all, Borla stands behind every system—just what you’d expect from the world’s most experienced (and most winning) exhaust brand.