Walker® 39311 Exhaust System Kit

Product Description

Walker® 39311 Exhaust System Kit

Ultra Flo Exhaust System Kit

Dynomax Ultra Flo 39311 Exhaust System Kit

DynoMax® Ultra Flo™ Welded performance stainless steel mufflers feature 100-percent welded construction for lifelong durability. The unrestricted, straight-through design dyno proven to flow up to 2,000 SCFM and support up to 2,000 horsepower. Each muffler uses our exclusive Continuous Roving Fiberglass (CRF) Technology to absorb unwanted interior resonance while maintaining a deep performance tone. The Pure Unadulterated POWER of DynoMax® Ultra Flo™ Welded mufflers are backed by a Limited Lifetime Warranty and exclusive 90-Day Performance & Sound Guarantee™. All Dynomax® Performance Exhaust Systems bolt on for easy installation. Your vehicles complete exhaust can be quickly and easily customized with an emissions-legal premium performance system from Dynomax®.

Stainless steel construction for lifelong protection

100% welded design for maximum durability

Straight through design ensures unrestricted exhaust flow and reduces back pressure

CRF Technology absorbs unwanted interior resonance while maintaining a deep performance tone

Dyno proven to flow up to 2,000 SCFM and support up to 2,000 horsepower.

Installation Instructions

PRODUCT ATTRIBUTE & INFO

Vehicle fitment summary

2007 Chevrolet Silverado 1500 Classic (Liter: 5.3, 4.8, 4.3 & Engine(cc): 5328 & Engine(ci): 325, 294, 262 & Cylinder: 8, 6 & Block: V & Bore(in): 3.78, 4.00 & Bore(mm): 96.0, 101.6 & Stroke(in): 3.62, 3.27, 3.48 & Stroke(mm): 92.0, 83.0, 88.4 & Wheel Base: 143.5 | Qualifier: Ultra Flo Welded System, Under 8600 (lb) GVW, with Single Exhaust); 1999-2006 Chevrolet Silverado 1500 (Liter: 5.3, 4.8, 4.3 & Engine(cc): 5328 & Engine(ci): 325, 294, 262 & Cylinder: 8, 6 & Block: V & Bore(in): 3.78, 4.00 & Bore(mm): 96.0, 101.6 & Stroke(in): 3.62, 3.27, 3.48 & Stroke(mm): 92.0, 83.0, 88.4 & Wheel Base: 143.5 | Qualifier: Ultra Flo Welded System, Under 8600 (lb) GVW, with Single Exhaust); 1999-2000 Chevrolet Silverado 2500 (Liter: 5.3 & Engine(cc): 5328 & Engine(ci): 325 & Cylinder: 8 & Block: V & Bore(in): 3.78 & Bore(mm): 96.0 & Stroke(in): 3.62 & Stroke(mm): 92.0 & Wheel Base: 143.5 | Qualifier: Ultra Flo Welded System, Under 8600 (lb) GVW, with Single Exhaust); 2007 GMC Sierra 1500 Classic (Liter: 5.3, 4.8, 4.3 & Engine(cc): 5328 & Engine(ci): 325, 294, 262 & Cylinder: 8, 6 & Block: V & Bore(in): 3.78, 4.00 & Bore(mm): 96.0, 101.6 & Stroke(in): 3.62, 3.27, 3.48 & Stroke(mm): 92.0, 83.0, 88.4 & Wheel Base: 143.5 | Qualifier: Ultra Flo Welded System, Under 8600 (lb) GVW, with Single Exhaust); 1999-2006 GMC Sierra 1500 (Liter: 5.3, 4.8, 4.3 & Engine(cc): 5328 & Engine(ci): 325, 294, 262 & Cylinder: 8, 6 & Block: V & Bore(in): 3.78, 4.00 & Bore(mm): 96.0, 101.6 & Stroke(in): 3.62, 3.27, 3.48 & Stroke(mm): 92.0, 83.0, 88.4 & Wheel Base: 143.5 | Qualifier: Ultra Flo Welded System, Under 8600 (lb) GVW, with Single Exhaust); 1999-2000 GMC Sierra 2500 (Liter: 5.3 & Engine(cc): 5328 & Engine(ci): 325 & Cylinder: 8 & Block: V & Bore(in): 3.78 & Bore(mm): 96.0 & Stroke(in): 3.62 & Stroke(mm): 92.0 & Wheel Base: 143.5 | Qualifier: Ultra Flo Welded System, Under 8600 (lb) GVW, with Single Exhaust)