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FLOWMASTER | American Thunder Cat-Back Exhaust System Fits 2019-2026 Chevrolet/Gmc Silverado/Sierra 2.7-Liter, Cat-Back, Dual Out Rear/Side Exit, Stainless Steel Exhaust System | 818113

FLOWMASTER | American Thunder Cat-Back Exhaust System Fits 2019-2026 Chevrolet/Gmc Silverado/Sierra 2.7-Liter, Cat-Back, Dual Out Rear/Side Exit, Stainless Steel Exhaust System | 818113

SKU: SKU: FLO-818113

Fits your vehicle
Regular price $1,040.13
Regular price Sale price $1,040.13
Sale Sold out
Shipping calculated at checkout.
⚠ No Stock — Available to Order
Estimated lead time: 3–10 weeks. Lead times may vary.
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Description

This Flowmaster American Thunder cat-back exhaust system for the 2019-2026 Chevrolet/GMC Silverado/Sierra with the 2.7-liter engine is manufactured using durable 409 stainless steel throughout and features dual 2.50-inch mandrel bent pipes for better exhaust gas flow, and an American Thunder muffler is used for a moderate sound level and maximum performance. Gain up to 4 hp and 11 lbs-ft of torque at the rear wheels over stock.

This system exits dual out the rear or dual out the side, with dual 3.50-inch polished tips for added style and a custom look. The system uses all the existing factory hanger locations and includes installation instructions and all necessary hardware for an easy installation that you can do at home. Backed by Flowmaster's Lifetime Limited Warranty.

  • Dual 2.50-inch mandrel bent 16-gauge 409 stainless steel tubing maximizes exhaust flow and improves durability
  • Dual 3.50-inch polished tips exit dual out the rear or side for a custom look
  • Includes complete hardware and factory styled hangers in the stock locations for an easy installation
  • 50 Series Big Block performance muffler delivers a deep, moderate performance tone and improves exhaust flow
  • Flowmaster's Lifetime Limited Warranty
  • Gain up to 4 hp and 11 lbs-ft of torque at the rear wheels
  • Fits 147-inch and 157-inch wheelbases

➡️ Warranty

Flowmaster Warranty

Coverage: Manufacturer's Limited Lifetime Warranty.

Coverage applies to the original purchaser while the product remains installed on the original vehicle and protects against defects in materials and workmanship. Normal wear, cosmetic changes, racing use, improper installation, alteration, misuse, collision, and road-impact damage are excluded.

Proof of purchase is required; warranty registration is not mandatory. Flowmaster may replace the product or refund the original purchase price after inspection. Installation, removal, labour, towing, transportation, and return-shipping costs are not covered.

➡️ Shipping & Returns

Shipping & Refund Policy

Shipping:
We ship across Canada. Orders are processed within 1–2 business days. Delivery within Canada typically takes 3–10 business days depending on location and carrier. Tracking information will be provided once your order ships.

Refunds & Returns:
Returns are accepted within 30 days of delivery. Items must be unused and in original packaging. Please review our full return policy for more details.

Damaged or Incorrect Items:
If you receive a damaged or incorrect item, please contact us within 5 days of delivery. Call or text 416-624-1357 or email sales@Niagarajeeps.ca so we can resolve the issue quickly.

➡️ Fitment Table

Vehicle Fitment

YearMakeModel
2019-2026ChevroletSilverado 1500
2022ChevroletSilverado 1500 LTD
2019-2026GMCSierra 1500
2022GMCSierra 1500 Limited

Confirm engine, cab, wheelbase, body style, emissions requirements, and other product-specific requirements before ordering.

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