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2003 Cadillac Escalade EXT Headers & Manifolds

Looking for aftermarket parts to modify or upgrade your 2003 Cadillac Escalade EXT with headers & manifolds? At Tunersports.com we carry a huge selection of the top name brand performance headers & manifold parts and accessories.

Headers & Manifold Parts:

Only show in-stock parts

aFe Headers

IN STOCK - LOW 48-44001 The new Twisted Steel performance header from aFe Power is redefining the header industry with new pulse control technology. aFe engineers have designed this header using optimum tube lengths and mitered collectors for maximum flow and velocity for power delivery across the entire power band. Combin... aFe Power Twisted Steel Headers 409 Stainless Steel 02-13 GM Silverado/Sierra 1500 V8 GMT800/GMT900 2002-2013 Cadillac Escalade EXT Base $1,099.00 Details

BBK Short Tuned Length Headers

IN STOCK - LOW 4006 These BBK Performance shorty tuned Length exhaust Headers are designed and constructed as direct fit replacements for all 99-13 GM Truck and SUV 6.0L applications. Each header is manufactured with 1-5/8" CNC mandrel bent tubing that offers unrestricted exhaust flow for increased horsepower and torqu... BBK 99-04 GM Truck SUV 6.0 Shorty Tuned Length Exhaust Headers - 1-3/4 Titanium Ceramic 2002-2006 Cadillac Escalade EXT Base $549.99 Details
IN STOCK - DROPSHIPS 40060 These BBK Performance shorty tuned Length exhaust Headers are designed and constructed as direct fit replacements for all 99-13 GM Truck and SUV 6.0L applications. Each header is manufactured with 1-5/8" CNC mandrel bent tubing that offers unrestricted exhaust flow for increased horsepower and torqu... BBK 99-04 GM Truck SUV 6.0 Shorty Tuned Length Exhaust Headers - 1-3/4 Silver Ceramic 2002-2006 Cadillac Escalade EXT Base $599.99 Details

BD Diesel Exhaust Manifolds

IN STOCK - LOW 1041400 BD Diesel Exhaust Manifold Kit - 02-13 Chevy Silverado 1500 & GMC Sierra 1500 V8 2003-2013 Cadillac Escalade EXT Base $593.95 Details
IN STOCK 1041401 Experience unparalleled performance and durability with our enhanced GMC/Chevrolet truck exhaust manifolds, specifically designed for LS engines. Our BD-upgraded manifolds address common exhaust manifold bolt failures by incorporating extended fasteners and spacers that effectively withstand thermal... BD Diesel Passenger Side Exhaust Manifold - 02-13 Chevy Silverado 1500 & GMC Sierra 1500 V8 2003-2013 Cadillac Escalade EXT Base $321.95 CLEARANCE VIEW PRICE IN CART Details
IN STOCK - LOW 1041402 Experience unparalleled performance and durability with our enhanced GMC/Chevrolet truck exhaust manifolds, specifically designed for LS engines. Our BD-upgraded manifolds address common exhaust manifold bolt failures by incorporating extended fasteners and spacers that effectively withstand thermal... BD Diesel Driver Side Exhaust Manifold - 02-13 Chevy Silverado 1500 & GMC Sierra 1500 V8 2003-2013 Cadillac Escalade EXT Base $321.95 CLEARANCE VIEW PRICE IN CART Details

Kooks Headers Shorty Header

IN STOCK - LOW 28501120 Kooks Headers and Exhaust has been the leader in the High Performance Exhaust Industry for over 50 Years! Since 1962, Kooks takes pride in offering the best Headers and complete exhaust systems for your street, race and off-road applications. We have won hundreds of championships and set countless... Kooks 03-13 GM 1500 Series Truck/SUV 4.8/5.3/6.0/6.2L 1-5/8in x 1-3/4in SS Headers w/o EGR 2003-2013 Cadillac Escalade EXT Base $1,702.80 Details