Home > GMC Yukon >   GMC Yukon XL Exhaust System by Gibson
GMC Yukon XL Exhaust System by Gibson	List Price: $694.36 Our Price: $520.77 Availability: Usually Ships in 3 to 5 Days Product Code: 615584GY Yukon XL Exhaust Options Yukon Denali XL Extreme Dual Exhaust (07-08) [Add $140.56] Yukon Denali XL Swept Side Exhaust (07-08) [Add $73.52] Yukon XL 1500 Swept Side Exhaust (07-08) Yukon XL 2500 Swept Side Exhaust (07-08) [Add $73.52]

Description   For the enthusiast who wants the most from their vehicle. Engineered and dyno-tested to give you improved acceleration, maximum hill climbing, towing and passing power. Our best performing exhaust system produces maximum torque and horsepower gains at low-end (1800 to 3000 RPMS ) with a deep aggressive tone. Exits behind the rear tire near stock location. Quieter in the cab than any other performance exhaust. Fuel economy may improve as your engine becomes more fuel-efficient. Ideal system for towing. Heavy duty enough for off-road use. Typical horsepower gains average 15-20 increases. Additional Information: - Stainless Steel- 409L Stainless Steel heavy-duty tubing, T-304 Stainless Superflow Muffler - Alpha, 5.3L, 4wd Features: - Mandrel-bent tubing -maintains constant exhaust flow through the bend for outstanding performance - Superflow TM Muffler- Fully welded, baffled and chambered for better volume efficiency & unrestricted flow (Not packed or screened, nothing to blow out) - T-304 High Polished Stainless Steel Clampless slash tips - Zinc plated 3/8” – ½” thick factory style hangers - Zinc plated heavy-duty clamps - 50 state emissions legal - Will not affect your factory warranty   Available Options: - XL 1500 Swept Side - XL 2500 Swept Side - Denali XL Extreme Dual - Denali XL Swept Side

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