Flowmaster
Flowmaster 737894 Signature Series Exhaust System
Flowmaster 737894 Signature Series Exhaust System
SKU:F13737894
Low stock
Couldn't load pickup availability
- Free shipping on $70+
- Ships from US warehouse
- 30-day returns
The Flowmaster 737894 is a signature series exhaust system for 2019 Chevrolet Silverado 1500, 2019 GMC Sierra 1500.
Fits: 2019 Chevrolet Silverado 1500 · 2019 GMC Sierra 1500
Key features
- Brushed 304 stainless steel offers maximum corrosion resistance for a cleaner and more high-end appearance.
- TIG welding offers a more precise weld, better heat control and high-end appearance compared to MIG welding.
- Retains factory exhaust bezels for a cleaner apperance.
- Signature Series muffler offers an aggressive to moderate performance tone and increased performance over the stock system.
- Installer friendly design allows for an at home installation.
- Dyno proven performance gains you can feel.
- Increased power and torque over the stock exhaust system.
- Brushed appearance removes tooling marks for a cleaner overall look.
Product details
Fits 2019*-2026 (*New Body) Chevrolet / GMC Silverado / Sierra 1500 Crew Cab/Double Cab models with 5.3L and factory dual tailpipes, 304 Stainless Steel exhaust. Flowmaster's Signature Series Cat-back exhaust system is designed for the 2019*-2026 GM Silverado/Sierra 1500 trucks (*new body style) with 5.3L engine and factory dual exhaust. This bolt-on system is manufactured using premium brushed 304 stainless steel throughout and features a 3.00-inch inlet pipe leading to a single inlet/dual outlet Signature Series straight-through muffler for a deep, moderately aggressive sound and maximum performance. This premium exhaust system is TIG welded for a stronger, more precise weld that looks as good as this system sounds. Maximum dyno gains of 21 hp and 26 lb.ft at the rear wheels. The dual 2.50-inch mandrel bent tailpipes are custom routed to clear the factory spare tire and tow hitch without any clearance issues and exit out through the factory exhaust bezels in the bumper, retaining the factory dual exhaust appearance. This system utilizes factory hanger locations, includes installation instructions, and all necessary hardware for an easy at home installation. Note: Fits 2WD and 4WD models.
Specifications
| Brand | Flowmaster |
|---|---|
| Manufacturer part number | 737894 |
| Part type | Muffler |
| UPC / GTIN | 90127865149 |
| Vehicle fitment | 2019 Chevrolet Silverado 1500 · 2019 GMC Sierra 1500 |
| Weight | 54.60 lb |
| Dimensions (L × W × H) | 54 × 26 × 11.5 in |
| Category | Engine & Drivetrain |
| Condition | New |
| Returns | 30-day returns on unused items |
Questions
Will this fit my vehicle?
It is listed for 2019 Chevrolet Silverado 1500, 2019 GMC Sierra 1500. Trim, engine and options can change the part a vehicle needs — send us your VIN and we'll confirm before you order.
What does shipping cost?
Standard shipping is free on orders of $70 or more to the lower 48 states and DC, and $8 below that. Express is $15 at checkout. Orders ship the same business day when placed early in the day, otherwise the next business day; standard delivery takes 3–5 business days. Alaska and Hawaii are charged by weight at checkout.
Can I return it?
Yes — unused items in the original packaging can be returned within 30 days of delivery. A restocking fee may apply; see our refund policy.
Shipping & delivery
Shipping & delivery
Free standard shipping on orders of $70 or more to the lower 48 states and DC; $8 on smaller orders. Express is $15 at checkout; Alaska and Hawaii are charged by weight. Orders ship from the warehouse closest to you — the same business day, or the next business day if ordered late in the day, on a weekend or holiday. Standard delivery takes 3–5 business days. Oversized items (bumpers, running boards, large tonneau covers, some marine equipment) ship LTL freight — we contact you to schedule delivery and a signature is required.
Returns & warranty
Returns & warranty
Unused, uninstalled parts in original packaging can be returned within 30 days of delivery. A restocking fee of up to 20% may apply depending on the product, and return shipping is the buyer’s responsibility unless the item arrived defective, damaged or incorrect. Items marked Final sale can't be returned. If a part fails, contact us with your order number and we'll help with the manufacturer's warranty claim.
Fitment & part numbers
Fitment & part numbers
Verify fitment with the manufacturer part number shown above and your vehicle’s year, make, model and trim. If the listing says “Fits select…”, confirm your exact application before ordering. Not sure? Send us your VIN and the part number and we’ll check it for you.
