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Gibson 15-18 Chevrolet Silverado 1500 LS 5.3L 3in/2.25in Cat-Back Dual Sport Exhaust - Aluminized Gibson GIB5656
Gibson 15-18 Chevrolet Silverado 1500 LS 5.3L 3in/2.25in Cat-Back Dual Sport Exhaust - Aluminized Gibson GIB5656
Gibson 15-18 Chevrolet Silverado 1500 LS 5.3L 3in/2.25in Cat-Back Dual Sport Exhaust - Aluminized Gibson GIB5656
Gibson 15-18 Chevrolet Silverado 1500 LS 5.3L 3in/2.25in Cat-Back Dual Sport Exhaust - Aluminized Gibson GIB5656
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Gibson 15-18 Chevrolet Silverado 1500 LS 5.3L 3in/2.25in Cat-Back Dual Sport Exhaust - Aluminized

Gibson
GIB5656
677418026801
Catback
Out of stock
$ 1,268.11

SKU: 5656 | UPC: 677418026801

Gibson 15-18 Chevrolet Silverado 1500 LS 5.3L 3in/2.25in Cat-Back Dual Sport Exhaust - Aluminized

This Gibson cat-back dual exhaust system delivers a powerful deep tone while exiting behind the rear tire for standout style on your Chevy Silverado 1500 or GMC Sierra 1500 without impacting towing. Dyno-tested gains of 18-20 horsepower and 15-20 lb-ft torque come from the 3-inch to 2.25-inch aluminized steel design with hassle-free bolt-on installation and no welding needed. Backed by a lifetime limited warranty it ensures durable performance for street or off-road use on 2014-2018 models.

Key Features

  • Bolt-On Installation: Direct fit using factory hangers for professional results in under 2 hours no cutting or welding required
  • Performance Gains: Dyno-proven 18-20 HP and 15-20 lb-ft torque increases for stronger acceleration and towing power
  • Deep Exhaust Tone: Authoritative muscle truck sound outside the cab with zero interior drone or rasp
  • Tow-Friendly Design: Rear tire exit preserves ground clearance and trailer hookup without hangers dragging
  • Aluminized Steel Construction: 3-inch inlet to 2.25-inch outlets with heavy-duty tubing for corrosion resistance and longevity

Product Notes

  • Designed for Crew Cab Short Bed configurations on listed fitments verify your bed length before purchase
  • Mandrel-bent tubing ensures smooth exhaust flow for consistent power delivery
  • Ships as complete kit with muffler pipes hangers and clamps included 72 lbs total weight

Installation Notes

  • Professional installation recommended.
  • Bolt-on process reuses OEM hangers and hardware no fabrication tools beyond basic hand tools
  • Compatible with stock catalytic converters and all factory emissions equipment

This Part Fits

Year Make Model Submodel
2016-2018 Chevrolet Silverado 1500 Custom
2014-2018 Chevrolet Silverado 1500 High Country
2015-2018 Chevrolet Silverado 1500 LS
2014-2018 Chevrolet Silverado 1500 LT
2014-2018 Chevrolet Silverado 1500 LTZ
2015-2018 Chevrolet Silverado 1500 SSV
2014-2018 Chevrolet Silverado 1500 WT
2014-2018 GMC Sierra 1500 Base
2014-2018 GMC Sierra 1500 Denali
2014-2018 GMC Sierra 1500 SLE
2014-2018 GMC Sierra 1500 SLT

Why Choose Gibson?

  • Over 30 years crafting performance exhausts with dyno validation on every system
  • Aluminized steel build withstands harsh conditions for years of reliable power
  • Precision mandrel bends promote maximum flow and real-world horsepower

Frequently Asked Questions

  • Q: Will this fit my 2016 Silverado 1500 LS Crew Cab Short Bed with 5.3L?
    A: Yes it bolts directly to 2014-2018 Silverado 1500 and Sierra 1500 Crew Cab Short Bed models listed including LS Custom LT and more confirm your submodel and bed length
  • Q: What material is used and how durable is it?
    A: Aluminized steel tubing provides rust protection and strength for off-road and daily driving paired with stainless tips for lasting shine
  • Q: What does the lifetime warranty cover and is installation easy?
    A: Covers defects in materials and workmanship for the original owner bolt-on design installs with basic tools in 1-2 hours no welding needed

Shipping & Handling

  • Method: Ground shipping via UPS or FedEx
  • Availability: In stock - ships same or next business day
  • Packaging: Single oversized box 50 x 20 x 20 inches
  • Weight: 72 lbs shipping weight

Request For Information

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