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Flowmaster 2019-2026 GM Silverado / Sierra 1500 5.3L - American Thunder Cat-Back Exhaust System (Quad Tips) - 817895

MSRP: $1,739.93
$1,199.95
(You save $539.98 )
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SKU:
flo817895
UPC:
700042039029
Box Weight:
66.20 LBS
Shipping:
Calculated at Checkout
Sound Level:
Aggressive to Moderate
Exhaust Type:
Cat-Back
Series:
American Thunder
Material:
Stainless Steel
Pipe Size:
3.00in
Fitment:
2019-2026 GM Silverado / Sierra 1500 5.3L
Engine:
5.3L
Warranty:
Lifetime Limited Warranty

Shipping truck Free Shipping On Most Orders Over $99. Within The Continental US. A Signature Will Be REQUIRED For Delivery On All Orders Over $250.00. Exclusions May Apply.  Learn More

This Flowmaster® American Thunder® cat-back exhaust system for the 2019-2026 GM 1500 (new body style) trucks with 5.3L engine is perfect for the person looking for an aggressive sound level outside the truck, with a moderate interior tone and the performance benefits you would expect from Flowmaster. This emissions-legal bolt-on system fits all Crew Cab and Double Cab models with 5.5 and 6.5-ft long beds with factory dual exhaust option. Features include flex joint, mandrel-bent 3.00-inch stainless steel tubing flowing into a Super 40® Series muffler, dual 2.50-inch mandrel-bent stainless tailpipes that are finished off with quad 4.00-inch black ceramic coated stainless steel tips exiting out under the factory exhaust bezels.

Designed for an easy fit, this system includes all necessary parts and hardware for an easy at home installation. Maximum dyno gains of 15 hp and 19 lb.ft. at the rear wheels. Notes: Fits 2019-2026 Chevrolet Silverado 1500 and GMC Sierra 1500 Crew Cab and Double Cab models with 5.3L engine.

Highlights

  • Large 4.00-inch Black Ceramic Coated Stainless Quad Tips
  • Max Dyno Gains of 15 hp and 19 lb.ft. of Torque
  • Moderate Interior with Aggressive Exterior Tone
  • Uses the Factory Hanger Locations
  • Large Volume Super 40 Muffler
  • Stainless Steel Construction
  • Lifetime Limited Warranty
  • Easy Installation

Product Overview

The Flowmaster American Thunder cat-back exhaust system is designed for 2019-2026 Chevrolet Silverado 1500 and GMC Sierra 1500 trucks with the 5.3L engine, new body style, factory dual exhaust, and Crew Cab or Double Cab configurations. It delivers an aggressive exterior sound with a moderate interior tone while providing the performance characteristics associated with Flowmaster exhaust systems.

This bolt-on system uses mandrel-bent stainless steel tubing, a Super 40 Series muffler, and dual tailpipes that exit beneath the factory exhaust bezels. Black ceramic coated stainless steel quad tips provide the finished appearance. The system uses factory hanger locations and includes the necessary installation parts and hardware for an at-home installation. Maximum dyno gains are listed at 15 horsepower and 19 lb.-ft. of torque at the rear wheels.

Flowmaster part number 817895 does not fit 2019 LD or classic body style trucks, models with a factory single exhaust system, or trucks equipped with the Multimatic suspension option.

Specifications

  • Brand: Flowmaster
  • Part Number: 817895
  • Series: American Thunder
  • Product Type: American Thunder cat-back exhaust system
  • Vehicle Application: 2019-2026 GM Silverado / Sierra 1500 5.3L
  • Pipe Size: 3.00in
  • Material: Stainless Steel
  • Sound Level: Aggressive to Moderate
  • Warranty: Lifetime Limited Warranty
  • Construction: Stainless steel
  • Sound: Aggressive exterior tone with moderate interior tone
  • Muffler: Super 40 Series large-volume muffler
  • Exhaust Tips: Black ceramic coated stainless steel quad tips
  • Installation: Bolt-on design using factory hanger locations
  • Shipping Weight: 66.2 lbs

Vehicle Fitment

These are suggested fitment applications. Engine, cab, bed, and exhaust configuration vary by vehicle, so contact our team at 1-844-JBO-BOLT and we will confirm fitment for your exact vehicle before you order.

Fitment Notes

  • Fits models with 5.5 and 6.5-ft long beds with factory dual exhaust option.
  • Fits 2019-2026 (New body) Chevrolet Silverado 1500/GMC Sierra 1500 with 5.3L engine.
  • Does Not fit 2019 LD/classic body style or trucks with factory single exhaust system.
  • Does not fit models with the Multimatic suspension option.

Compatible Vehicles

  • Chevrolet Silverado 1500
    • Years: 2019, 2020, 2021, 2022, 2023, 2024, 2025, 2026
    • Fits: and GMC Sierra 1500 Crew Cab and Double Cab with 5.3L engine, new body style, 5.5-ft or 6.5-ft bed, and factory dual exhaust
    • Trims for 2019, 2020, 2021: Custom, Custom Trail Boss, High Country, LT, LT Trail Boss, LTZ, RST, SSV
    • Trims for 2022: Custom Trail Boss, High Country, LT, LT Trail Boss, LTZ, RST, LTD High Country, LTD LT, LTD LT Trail Boss, LTD LTZ, LTD RST, LTD SSV
    • Trims for 2023, 2024, 2025, 2026: Custom Trail Boss, High Country, LT, LT Trail Boss, LTZ, PPV, RST
  • GMC Sierra 1500
    • Years: 2019, 2020, 2021, 2022, 2023, 2024, 2025, 2026
    • Trims for 2019, 2020, 2021: AT4, Base, Denali, Elevation, SLE, SLT
    • Trims for 2022: Denali, Elevation, Pro, SLE, SLT, Limited Denali, Limited Elevation, Limited Pro, Limited SLE, Limited SLT
    • Trims for 2023, 2024, 2025, 2026: Denali, Elevation, Pro, SLE, SLT

Frequently Asked Questions

What vehicles does the Flowmaster 817895 fit?
It is listed for 2019-2026 GM Silverado / Sierra 1500 5.3L. See the Vehicle Fitment section for every listed year, make, and model. Fits models with 5.5 and 6.5-ft long beds with factory dual exhaust option. Fits 2019-2026 (New body) Chevrolet Silverado 1500/GMC Sierra 1500 with 5.3L engine.

What will it sound like?
Flowmaster describes this American Thunder cat-back as aggressive to moderate. It delivers an aggressive exterior sound with a moderate interior tone while providing the performance characteristics associated with Flowmaster exhaust systems.

What is included?
The system uses factory hanger locations and includes the necessary installation parts and hardware for an at-home installation.

What is it made of?
This bolt-on system uses mandrel-bent stainless steel tubing, a Super 40 Series muffler, and dual tailpipes that exit beneath the factory exhaust bezels.

Who can help me choose the right part?
Call our team at 1-844-JBO-BOLT with your year, make, model, and engine and we will match the right Flowmaster part to your vehicle.

Shipping and Support

This Flowmaster part ships from our warehouse to addresses in the continental USA. For delivery outside the continental USA, see our shipping outside the continental USA page. Questions about application or installation? Call 1-844-JBO-BOLT.

Shipping & Returns

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HOW TO RETURN AN ORDER

To return an order, please contact us HERE, with detailed information regarding the return. We can only accept items that are in new condition and have never been installed. We cannot accept any used, previously installed, or damaged items. If an item is sent back to us used, previously installed and/or damaged, it is now the property of Just Bolt-On Performance Parts and no refund will be issued. All returns must include the provided Return Merchandise Authorization (RMA) form or RGA number, to help expedite the return process. We will then provide the Return Shipping Address for the return. Pictures of the parts being returned are also required. All returns are subject to a 20% Restocking Fee of the original purchase price. Some orders cannot be return – see the list of non-returnable orders below. 

RETURN POLICY

The buyer has 30 days from original purchase to initiate a return RMA and forward tracking information to us. No refund will be given for products that arrive after the 30 days from the original purchase date. Tracking information is required for all returns. When shipping an item back to us, we recommend that you use UPS, FedEx or any other carrier that offers signature confirmation and insurance, as we are not responsible for lost or damaged packages. Only the signature of an Just Bolt-On Performance Parts employee will suffice as proof of delivery. The customer agrees to bear all shipping and insurance charges, and all risk of loss during return shipment. If an order is refused “Returned to Sender”, no refund will be issued. Buyer is responsible for all return shipping charges.

We will not accept a return of an item that is damaged or defective if it has been used/installed, please inspect all orders as soon as you receive them and contact us HERE within 72 hours. If the order is damaged during shipment, Just Bolt-On Performance Parts will replace the item free of charge. 

When you purchase items that qualify for a promotional offer such as Buy "X" number of items, Get "X" number of items free, the discount reflecting the price of the lowest-priced item is proportionally applied to each eligible item. If any item is returned, the refund will be equal to the original price of the item reduced by the proportional discounted amount.

RECEIVED DAMAGED ORDER

We try our best to prevent damage to all packages during transit by packing each order carefully. From time to time, though, damage will occur despite our precautions.  If you receive an item that has been damaged in shipping, please call us within 72 hours of receipt and we will set up a claim for the product. Once this claim has been processed by the courier, we will reach out to you to return the product and send out a replacement.

We may request pictures to further assist with the completion of the claim.

The courier will reach out to you after the claim has been filed over the phone; please provide a reliable contact number when setting up your damage claim.

DEFECTIVE PRODUCTS

If you receive a defective product, please contact us within 72 hours, and we will process your return or replacement free of shipping charge. Contact us HERE to process your return.

In the event of a defect that occurs outside our return policy, but within the manufacturer warranty, please contact the manufacturer directly to process your return. The manufacturer will have sole determination of the outcome of the claim. As a courtesy to our customers, Just Bolt-On Performance Parts will be happy to try to facilitate a thorough review of the claim, but we have no final say in the decision made by the manufacturer (i.e. approvals, denials, fees, etc.).

Just Bolt-On Performance Parts is not responsible for any labor costs which occur as the result of the installation of wrong or defective parts.

NON-RETURNABLE ORDERS

Returns will not be given for the following items:

·       Just Bolt-On Performance Parts gift cards.

·       Any products sold as "Open Box". 

·       Non-defective used or installed items.

·       Wheels that have already been mounted and balance. This includes wheels packages from Just Bolt-On Performance Parts.

·       All special orders, custom, and/or built to order parts. This includes but not limited to, Weld Offroad, Addictive Desert Design, Rigid Industries, Please contact us prior with any questions. 

·       All electronics including but not limited to handheld devices and chargers.

·       Batteries, fluids, lubricants and all maintenance products.

·       All orders that required freight delivery.

·       International orders that shipped outside of the United States.

REFUNDS

Once the return is received, please allow 5-7 business days for the refund to be issued. All items included in the return are fully inspected by our Returns Department prior to issuing a refund. All refunds will be issued to the original payment method. Allow 3-5 business days for the refund to settle back to the original payment method. The original shipping and handling charges are non-refundable. Processing time will vary, depending on your financial institution. 


NEED TO CANCEL

We strongly suggest you call us at 1-844-526-2658 as soon as possible after placing your order if you need to change or cancel it, as orders are processed within minutes!  If you email us, we may not receive them in time to stop the order from shipping out.  Please double-check that your order details are correct before submitting your order during checkout.

An order that has already received tracking information and/or shipped cannot be canceled.  If an order has been assigned a tracking number but the tracking information has not updated, this does not mean the order has not shipped. Please contact us HERE to set up a Return Merchandise Authorization (RMA) once your order has been received.

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