{
    "lazyNodes": false,
    "abFitnotesFlag": false,
    "abCrawlReviews": false,
    "productOptionsCookie": false,
    "orderDelayFlag": false,
    "skipSessionCookie": false,
    "covidMessage": false,
    "fullTitleCookie": false,
    "nrLoggerCookie": false,
    "checkoutReviewCookie": false,
    "productOptionSeqCookie": false,
    "maintenanceFlag": false,
    "bufferETACookie": false,
    "multiShippingDiscountFlag": false,
    "newFitmentFlag": false,
    "surveyOptInFlag": false,
    "crossSellFlag": false,
    "skuMappingFlag": false,
    "paySplitCookie": false,
    "callDisableFlag": false,
    "zipPaymentFlag": "u",
    "hassleFreeReturn": false,
    "lifetimeReplacement": false,
    "cpn_off": false
}
0
0
Price Match Guarantee
60-Day Returns
Lifetime Replacement
Price Match Guarantee
60-Day Returns
Lifetime Replacement
Select your vehicle
Vehicle Info Required to Guarantee FitAdd Vehicle

Dynomax®
39311 Ultra Flo Welded SS Series Cat-Back Exhaust System, Made of Stainless Steel

Tap image and pinch to zoom.
$421.49
Manufacturer #39311
Vehicle Info Required to Guarantee FitAdd Vehicle
Qty:
1

Highlights

Part:
Exhaust System
Brand:
Dynomax
Material:
Made of Stainless Steel
Series:
Ultra Flo Welded SS Series
System Type:
Cat-Back
Quantity Sold:
Kit
Warranty:
Lifetime Dynomax limited warranty
Prop 65 Warning:

Warning SymbolWARNING: This product can expose you to chemical which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.

Exit Location:
Exit: After Rear Tire (Passenger Side)
Main Piping Diameter:
3 in. Main Pipe
Product Fit:
Direct Fit
Recommended Use:
Performance Replacement

Vehicle Fitment Information

Vehicle Name
Submodel
Engine
Fitment Information
1999-2000 Chevrolet Silverado 1500
Base
All Engines
78.0 in. Bed, Extended Cab Pickup, Under 8600 Gross Vehicle Weight; Passenger Side
1999-2000 Chevrolet Silverado 1500
LS
All Engines
78.0 in. Bed, Extended Cab Pickup, Under 8600 Gross Vehicle Weight; Passenger Side
1999-2000 Chevrolet Silverado 1500
LT
All Engines
78.0 in. Bed, Extended Cab Pickup, Under 8600 Gross Vehicle Weight; Passenger Side
1999-2000 Chevrolet Silverado 2500
Base
8 Cyl 5.3L
78.0 in. Bed, Extended Cab Pickup, Under 8600 Gross Vehicle Weight; Passenger Side
1999-2000 Chevrolet Silverado 2500
LS
8 Cyl 5.3L
78.0 in. Bed, Extended Cab Pickup, Under 8600 Gross Vehicle Weight; Passenger Side
Page 1 of 14 | Showing 1 - 5 of 68 results

Product Information

DYNOMAX – ULTRA FLO WELDED SS EXHAUST SYSTEMS

Dynomax’s Ultra Flo Welded SS cat-back exhaust system will not only boost your image with its polished stainless finish, but is dyno-proven to dramatically increase your vehicle’s power and performance with style and a deep, cool tone. Dynomax is a world leader in the performance exhaust space, manufacturing products held to the highest engineering standards and backed by extensive research and development.

  • 100-percent welded
  • Highly polished finish
  • Backed by a limited lifetime warranty
  • Improved exhaust flow (dyno proven)
  • Interior fiberglass matting absorbs annoying resonance while maintaining aggressive tone
  • Improves torque and horsepower as well as mileage
  • Mandrel-bent tubing allows for continuous airflow
  • Includes all necessary hardware
  • Direct fit
  • Legal in all 50 states
  • Straight design means exhaust flows freely and backpressure is gone
  • Uses stock hanger/mounting locations
Need help?Call our product expert1-866-529-0412
Chat with us
Mondays - Sundays7am - 11pm ET | 4am - 8pm PT
Warranty Policy
Right parts, guaranteed. If you find any defects, let us know within 60 days and we’ll take care of it. Check out our Warranty Policy for more details.
Shipping Policy
We ship fast so you can get on the road that much faster. Check out our Shipping Policy for more details.
Easy Return Policy
We’re only happy if you’re happy. If you’re not entirely satisfied with your order, you may be entitled to a refund. Check out our Return Policy for more details.

Customer Reviews

Ultra Flo Welded Ss Series Cat-Back Exhaust System, Made Of Stainless Steel
05 Sierra 1500 Crew Cab
Installed on my 05 Sierra 1500 Crew Cab. Installed really fast compared to the Flowmaster setup I had last time. Great product, love the stainless pipes. Shipped out faster than I expected.
James T.
VERIFIED PURCHASER
Purchased on Jun 04, 2023