Exhaust Extension Adapter. The Borla 172-Inch Wheelbase Exhaust Adapter is designed to connect existing 158.9-inch wheelbase cat-back exhaust systems to vehicles featuring a longer 172-inch wheelbase and crew cab with long bed configuration. This product provides a seamless connection essential for proper exhaust alignment and performance on specific truck models. It ensures compatibility without compromising exhaust flow or vehicle function.

Construction and Appearance. Crafted from premium austenitic T-304 stainless steel, this extension pipe offers exceptional corrosion resistance and durability. The precision CNC manufacturing process guarantees an accurate and secure fit with a clean, polished finish that maintains its appearance over time.

Installation. Installation is straightforward and requires minimal mechanical experience, typically involving clamp connections with no drilling or welding required. All necessary hardware, including a 3.5-inch clamp, is included for convenience.

Warranty. This adapter is backed by a million-mile warranty, underscoring its quality and reliability over an extended period of use.

Application. Designed specifically to fit 2020-2026 6.6L Gas Silverado 3500 HD Single Rear Wheel Crew Cab models equipped with an 8-foot long box bed. Not compatible with diesel engines or configurations featuring dual rear wheels.

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