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Speed Engineering's Y-pipe is a single outlet and will not connect directly to the Silverado SS factory dual inlet cat-back without modification
2014-2015 GMC Sierra 1500 Base 2001 GMC Sierra 1500 C3 2002-2015 GMC Sierra 1500 Denali 2002 GMC Sierra 1500 HT 2005-2006
Max gains of 8 hp and 18 lb-ft of torque to the crank
while retaining 100% of the power-adding capabilities of BORLA®'s patented multicore design
Our Axle-Back system replaces the factory rear muffler and is a direct bolt-on product for ease of installation
NGK Standard Spark Plug Box of 4 (BPR5ES-11) 2012-gmc-yukon-xl-1500-esi8650023 Speed Engineering's Y-pipe is aNGK Standard spark plugs (in the iconic NGK 'yellow box' packaging) are a proven OE cornerstone and technology customers have relied on for decades. Engineered specifically for OE applications, NGK Standard spark plugs provide OE quality nickel alloy reliable performance and design. NGK's legendary high grade alumina silicate ceramic creates a stronger insulator for optimal dielectric performance, while triple gasket sealing prevents combustion gas
