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817666 - Flowmaster Force II Cat-back Exhaust System - default Image
817666 - Flowmaster Force II Cat-back Exhaust System - additional Image
817666 - Flowmaster Force II Cat-back Exhaust System - additional Image
2014-19* GM Silverado/Sierra 1500 4.3L, 5.3L - Force II Cat-back Exhaust System 817666YouTube Button

Flowmaster Force II Cat-back Exhaust System

Force II Kit for 2014-2019* (*Classic body) GM Silverado/Sierra 1500, 1/2 Ton, 4.3L/5.3L, Crew Cab and Double Cab, 2/4 Wheel Drive, (Except Crew Cab 2WD with 2 Pc Driveshaft)

PART# 817666

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2014-2019* (*Classic body) Chevrolet Silverado 1500 and GMC Sierra 1500 Crew Cab and Double Cab models with 4.3L V6 or 5.3L V8 gas engine. Does Not Fit Crew Cab 2WD with 2 Pc Driveshaft or 2019 New body style.

Overview

Here's our Force II cat-back exhaust system for the 2014-19* (*Classic body) Chevrolet Silverado and GMC Sierra 1500 trucks with 4.3L or 5.3L engines. This system is perfect for the person looking for a moderate sound level outside the vehicle, but with a minimal sound increase inside the cab. Features include all stainless steel construction, a Super 50 Series muffler, and dual 2.50-inch stainless steel mandrel bent tailpipes. The system can be configured to exit either straight out the back under the rear bumper, or out the sides behind the rear tires for towing. It is then finished off with a pair of large 3.50-inch polished stainless steel tips and is covered by our Lifetime Limited Warranty. Designed for an easy fit, this system includes all necessary parts and hardware for an easy installation you can do at home. Notes: Fits 2/4 Wheel Drive crew cab and double cab with 5.5 or 6.5-ft beds. Does Not fit crew cab 2WD with 2 Pc Driveshaft or 2019 New body style trucks.

Features:

  • Multiple Exit Styles Provided in Kit
  • Delta Flow Technology
  • Stainless Steel Construction
  • Lifetime Limited Warranty
  • Minimal Interior Sound
  • Easy Installation

Specs

2WD/4WDRWD/4WD
BrandFlowmaster
California Proposition 65 Chemical NameChromium (hexavalent compounds)
Nickel (Metallic)
California Proposition 65 RequiredYes
Emission Code5
Exhaust SeriesForce II
Exit PositionDual Out Rear / Dual Out Side
Heat ShieldNo
Inlet Diameter (in)3
MaterialStainless Steel
Muffler Part NumberKit Only
Muffler Quantity1
Muffler SeriesSuper 50 Series
Outlet Diameter (in)2.5
Product TypeExhaust Systems / Kits
Single DualDual
Sound LevelModerate Sound
System TypeCat-back System
Tip Diameter (in)3.5
Tip Length (in)13
Tip Quantity2
Tubing Diameter (in)2.5
Part Number817666

Emissions

This part is legal for sale or use on Emissions Controlled Vehicles, Uncontrolled (Non-Emissions Controlled) Vehicles, and Racing Use Only Vehicles because it does not affect vehicle emissions and is not covered by emissions regulations.

Tech Resources

2014-2019* (*Classic body) Chevrolet Silverado 1500 and GMC Sierra 1500 Crew Cab and Double Cab models with 4.3L V6 or 5.3L V8 gas engine. Does Not Fit Crew Cab 2WD with 2 Pc Driveshaft or 2019 New body style.

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