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Flowmaster U-Fit Dual Kit 815937

Flowmaster U-Fit Dual Kit 815937
$828.99 ea
NEWARRIVING SOONEstimated Ship Date 10/26/2023 (If Ordered Today)54 available from HOLLEY PERFORMANCE PRODUCTS as of 10/04/2023
Model: 4005289
Supplier has not provided any fitment data for this product.
These kits come complete with all the pipes you need to build a custom dual exhaust system in 3.00 in. pipe diameter. These U-Fit Kits include the front adapter pipes, intermediate pipes, H-pipe assembly, over the axle pipes and your choice of optional tailpipe exits. Each piece has a slip-fit connection for easy assembly and is built from mandrel bent, 409S stainless steel.
  • Limited Lifetime Warranty
  • Universal 16 Piece Pipe Kit
  • Front Adaptor Pipes/Intermediate Pipe/H-Pipe
  • Over The Axle Pipe with Optional Tailpipe Exit
  • Slip Fit Connectors for Easy assembly
  • Does Not Include Hardware
  • Premium Flowmaster Quality
Holley Performance Emission Code 5: 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
Installation Notes:
Universal Item - Not a direct fit. Some adaptation required. Muffler and hardware not included.
About Flowmaster

Manufacturer of performance exhaust systems, mufflers, performance air intakes, turbo boost modules, catalytic converters, race mufflers, headers and numerous exhaust accessories for late model cars, trucks, off-road, Jeeps, SUV’s, classic muscle cars, powersports vehicles and more. Flowmaster® gives you lots of exhaust choices with 12 designs of chambered mufflers, 3 styles of our exclusive “laminar-flow” mufflers and a new line of FlowFX “straight-through” performance mufflers, along with 5 sound categories of exhaust systems, giving you the customer, the power to custom tailor the sound of your vehicle whether you prefer mild, moderate or aggressive tones and sound levels. Since 1983, Flowmaster is the company you can trust, and has led the industry in offering only the best products you can buy for your vehicles.


Download Name File Size


Automotive Item Grade High Performance
California Proposition 65 Chemical Name Chromium (hexavalent compounds)
California Proposition 65 Chemical Name 1 Nickel (Metallic)
California Proposition 65 Chemical Name 2 Chromium (hexavalent compounds)
California Proposition 65 Required Yes
Color Gray
Emission Code 3
Exhaust Pipe Wall Max Gauge 16
Exhaust Pipe Wall Maximum Gauge 16
Exhaust Type Dual
Exit Position Split Dual
Exit Style Straight
Inlet Inside Diameter 3.000 in.
Material Stainless Steel
Mount Type Uses New Hangers (Not Included)
Outlet Outside Diameter 3.000 in.
Part Type Exhaust System Kit
System Type Pipe
Tail Pipe Diameter 3.000 in.
Tip Diameter 3.000 in.
Tip Diameter (in) 3
Tip Shape Round
Tip Style Straight Cut
Tip Type Straight Cut
Tubing Diameter 3.000 in.
Tubing Diameter (in) 3
WARNING CA Proposition 65 WARNING: Cancer and Reproductive Harm
Warranty Limited Lifetime (Lifetime)


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Flowmaster U-Fit Dual Kit 815937:
Mustang Depot 2023