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67-3109 Cat-Back Exhaust System GM Silverado/Sierra 1500 4.3L, 5.3L Crew/Extended Cab
InfoVehicle Info Needed
K&NPART NUMBER: 599-67-3109

67-3109 Cat-Back Exhaust System GM Silverado/Sierra 1500 4.3L, 5.3L Crew/Extended Cab

$78799
ShippingShips on 09/15/2026
Lowest PriceLowest Price Guarantee

GM
Cat-Back Exhaust System
  • GM Silverado/Sierra 1500 4.3L, 5.3L Crew/Extended Cab
  • Mandrel-Bent 304 Stainless Steel Tubing
  • Round Stainless Steel Tip
  • Single Passenger Side Exit
  • + 10.950 HP

    Breakdown of Included Items

    Features:

    • Horsepower and torque gains
    • Aggressive sound
    • Mandrel-Bent Tubing
    • Bolt-on installation can be completed in under 30 minutes, with no cutting or welding necessary
    • Works with most aftermarket modifications, such as intake systems and throttle control modules

    Cross References:

    • Flowmaster 717858
    • MBRP Exhaust S5087304
    • Part TypeExhaust System
    BrandK&N
    Package Height12.0
    Package Width24.0
    Package Length60.0
    Weight48.0 PG
    Weight48 lb (21.8 kg)
    Part CategoryPerformance Parts
    Muffler Material304SS
    Estimated Horsepower Gain10.95 HP @ 4852 RPM
    Exhaust Component Mount TypeUses Factory Hangers
    Part FitmentDirect Fit
    Material UsedStainless Steel
    FinishNone
    Vendor Part Number67-3109
    Package Qty1
    Package TypeEA
    No Questions
    No Reviews
    Please click here to download the instructions PDF file
    Please click here to download the graphs PDF File

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    Some parts are not legal for use in California or other states with similar laws / regulations
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