Catalytic Converter for Chevy Silverado 1500 / GMC Sierra 1500 2014 2015 2016 2017 2018 4.3L 5.3L & 2015-2019 Chevy Suburban Tahoe & GMC Yukon/Yukon XL 5.3L 6.2L Catalytic Convertor, 6-Year Warranty — Open-Box, 15% Off

【Vehicle Fitment & OE NO.】Catalytic Converter Compatible with 2014‑2018 Chevy Silverado 1500 Custom/High Country/LS/LT/LTZ/SSV/WT 4.3L V6‑Flex, 5.3L V8‑Flex/Gas, 2015‑2019 Chevy Suburban LS/LT/LTZ 5.3L V8‑Flex, 2015‑2019 Chevy Tahoe LS/LT/LTZ/PPV/SSV 5.3L V8‑Flex, 2014‑2018 GMC Sierra 1500 Base/Denali/SLE/SLT 4.3L V6‑Flex, 5.3L V8‑Flex/Gas, 2015‑2019 GMC Yukon SLE, SLT, Denali 5.3L V8‑Flex, 2015‑2019 GMC Yukon XL SLE, SLT, Denali 5.3L V8‑Flex. OEM Reference Number 50497,49720

⚠IMPORTANT VEHICLE VERIFICATION BEFORE PURCHASE This Y‑pipe catalytic converter FITS ONLY 2WD / 4WD Silverado 1500 / Sierra 1500 WITHOUT NPP Active Exhaust. ❌DOES NOT FIT models with NPP Active Performance Exhaust. Please CONFIRM your Cab Style (Crew Cab / Double Cab / Regular Cab) and OEM part number before placing order.Improper chassis cab type will result in pipe mis‑alignment. Direct bolt‑on for GMT K2XX chassis 4.3L /5.3L ONLY.

【More Efficient Catalyst】Our catalytic converters comply with EPA standards. Adopting OEM grade high-density and large-area honeycomb ceramic substrates containing high loaded precious metal catalysts, including Pt, Rh, and Pd, ensures more efficient catalytic reactions and purification capabilities

【Longer Service】Catalytic convert body is made of 409L stainless steel, which has the characteristics of wear resistance, corrosion resistance. A high-temperature resistant pad is adopted inside to protect the ceramic carrier, ensuring long-lasting durability. Cat Clean catalytic convertors come with a 6-year/50000 mile performance warranty, and our professional team will provide you with excellent products and services

【Direct Installation Design】Cat Clean catalyst converter adopts direct bolt connection design, which can be easily installed without additional processing or welding. Catalytic convertor kit stands up to harsh working conditions, delivers compliant exhaust emissions, lower fuel consumption and quieter driving—Delivers the most comfortable driving experience for you

【Use with Confidence】Cat Clean catalytic convertors have been achieved meet EPA Compliant and is only suitable for vehicles that comply with federal emission standards. Efficiently solve the problem of engine indicator light codes (P0420/P0430) caused by low catalytic efficiency. Note Before Purchase: It cannot be sold and used in California, Colorado, New York, and Maine

In today’s increasingly competitive aftermarket auto parts industry, CAT CLEAN focuses on one core mission: delivering reliable, compliant and long-lasting replacement three-way catalytic converter solutions for vehicle owners. Crafted with a 409L aerospace-grade stainless steel outer shell paired with high-density honeycomb ceramic substrates, our products withstand temperatures up to 1000°C and boast outstanding corrosion resistance. The optimised precious metal catalytic coating delivers an exhaust purification efficiency of over 95%, restoring engines to their peak operating condition. Suitable for DIY vehicle enthusiasts, independent repair shops and auto parts distributors alike, our converters fit mainstream Japanese, American and European vehicle models. Engineered to OEM specifications, they feature bolt-on direct installation for a hassle-free swap that takes just 15 minutes.