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GM
- Cat-Back Exhaust System
- Ultra-Flo Stainless System
- 2009-13 Silverado/Sierra 1500
- 4.8L/5.3L 2wd/4wd
- Extended Cab Standard Bed
- Crew Cab Short Bed
- 143.5" Wheel Base
- Dual tailpipes
- 3" Polished Stainless Tips
Fits: Silverado/Sierra 1500 4.8L, 5.3L Engines - Extended Cab, Standard Bed, Crew Cab, Short Bed (143.5" W.B.) - 2.5" Mandrel bent stainless steel tubing
- Ultra Flo™ Muffler
- Stainless steel clamps
- Stainless steel 3" tips
- Limited Lifetime Warranty
- 90-Day Performance & Sound Guarantee
- +24 Horsepower & +32 LB-FT. Torque over stock
Part TypeExhaust System
BrandDYNOMAX
Package Height13.5
Package Width16.0
Package Length66.5
Weight59.5 PG
Part CategoryPerformance Parts
Hardware IncludedYes
Tip IncludedNo
Tailpipe Diameter (In.)2.5
QuantitySold as a kit
Tip CutSlant
System FinishNatural
Muffler IncludedYes
Muffler QuantityTwo
System StyleCat Back
Muffler ConfigurationSingle inlet/Dual outlet
System MaterialStainless steel
Exit LocationSplit Rear
Exit QuantityTwo
Tip MaterialStainless steel
Tip Edge StyleRolled edge
Tip QuantityDual
Muffler StyleTurbo
Inlet QuantityOne
Tip ShapeRound
Tip Outlet Size3 in (76.2 mm)
Intermediate Pipe Diameter3 in (76.2 mm)
Exhaust TypeDual
Vendor Part Number39499
Package Qty1
Package TypeEA
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Some parts are not legal for use in California or other states with similar laws / regulations
