The Borla S-Type cat-back exhaust system is for the 2014-2018 Chevrolet Silverado 1500 and 2015-2018 GMC Sierra 1500. This 3.5-inch into dual 2.25-inch system has a dual rolled side exit, the classic S-Type sound with no drone, and single 4-inch round bright chrome on T-304 stainless steel tips on each tail pipe.
Part number: 140576
Borla cat-back exhaust system.
BORLA® Cat-Back™ & Axle-Back exhaust systems feature patented straight-through and multi-core technology designed 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. Ultra-smooth mandrel bends ensure maximum flow & power, and precision computer numerical control (CNC) manufacturing ensures an accurate fit.
A cat-back system replaces everything behind the catalytic converter and leaves emissions equipment in place.
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Manufacturer data for this part — all visible, no tabs to dig through.
| Brand | Borla |
| Part number | 140576 |
| Material | T-304 Stainless Steel |
| Shipping carton | 59.5 × 18 × 17 in (151 × 46 × 43 cm) |
| Shipping weight | 25.9 kg (57 lb) |
| Category | Exhaust & Performance |
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