Order Status & Returns
Gift Cards
Help Center
1-800-345-4545
Vehicle Info NeededFLOWMASTERPART NUMBER: 389-718155
718155 FlowFX Direct Fit Muffler Exhaust System Fits Select GM 2500HD, 3500HD 6.6L Gas Engines
Color:
$42595
9 left in stock
Ships Today
Lowest Price GuaranteeCenter In / Center Out: Oval
FlowFX Direct Fit Muffler Exhaust SystemFits Select GM 2500HD, 3500HD 6.6L Gas Engines Aggressive/Moderate Sound Center In/Center Out: 3.500 in./3.500 in. Body Length: 18 in. Overall Length: 34.250 in. 409 Stainless Steel Natural Fi
Flowmaster 718155 Features:
- Includes all necessary hardware, 3.5 in. Band Clamp
- No cutting or custom fabrication required
- Uses factory hangers and mounting points for seamless, clean installation
- 409 stainless steel construction resists corrosion and extends durability
- FlowFX “straight-through” muffler design delivers deep performance tone and eliminates interior drone
- Performance gains of up to 7 Horsepower (HP) and 5 ft.-lbs. Torque (TQ) over stock at the wheels (rear)
- Backed by Flowmaster’s Lifetime Limited Warranty
Quality Performance Mufflers - Economical Price!
Flowmaster FlowFX Series Stainless Steel Mufflers have a straight-through perforated core design that improves the horsepower output of your engine. FlowFX mufflers are built to last and deliver a deep mellow sound level that is different from Flowmaster's traditional "chambered" sound tone. With a compact, reversible design, FlowFX stainless steel mufflers fit in tight spaces and are easily installed in either direction to meet your vehicle's offsets.
Part TypeMuffler
Product LineFlowmaster FlowFX Series Stainless Steel Mufflers
BrandFLOWMASTER
Package Height9.75
Package Width8 in. (203.2 mm)
Package Length49.0
Weight24.0 PG
Outlet Quantity1
Main Piping DiameterCenter
Inlet TypeSlip-Fit
Heat Shield AttachedNo
Body Length18
Inlet Outside Diameter3.11 in.
Body Diameter5 in.
Inlet Quantity1
Muffler Body Length10
Case MaterialStainless steel
Sound LevelAggressive / Moderate
Outlet Outside Diameter3.65 in.
Muffler Material409 Stainless Steel
Muffler Body Material409 Stainless Steel
Gasket Or Seal IncludedNo
Outlet Diameter3.5 in.
Muffler ShapeOval
ColorNatural
Muffler Quantity1
Case ShapeOval
Body Width8 in.
Outlet Inside Diameter3.52 in.
Exit QuantityOne
Tubing Diameter3.5 in.
Body Height5 in.
Outlet TypeSlip-Fit
Muffler Outlet LocationCenter
Catalytic Converter IncludedNo
Heat Shield IncludedNo
Part CategoryPerformance Parts
ShapeOval
Exhaust Tip Quantity0
Muffler Inlet LocationCenter
Tubing Material409 Stainless Steel
Inlet LocationCenter
Valve IncludedNo
Muffler TypeAbsorption
Pipe Material409 Stainless Steel
Muffler Body Width8 in.
Exit PositionOEM
Muffler Body ShapeRound
Muffler FinishNatural
Mount TypeUses Factory Hangers
Inlet Diameter3.5
Clamps IncludedYes
FinishNatural
Exit StyleOEM
Clamping TypeFlat Band
System TypeDirect-fit Muffler
Muffler SeriesFlow FX
Overall Length34.25 in.
Material409 Stainless Steel
Body Material409 Stainless Steel
Inlet Inside Diameter3.52 in.
Outlet LocationCenter
Valve TypeNot Applicable
Part FitmentDirect Fit
Package Qty1
Package TypeEA
No Questions
No Reviews
Items You Need
![2-Ton Low-Profile Aluminum Floor Jack [4,000 lbs. Capacity]](https://www.jegs.com/images/mini_200/500/555/555-80006.jpg)
JEGS
2-Ton Low-Profile Aluminum Floor Jack [4,000 lbs. Capacity]
Part Number : 555-80006
$20999$269.99
You Save$60.00
![Wheel Chock [Solid Rubber]](https://www.jegs.com/images/mini_200/500/555/555-w41001.jpg)
FLOWMASTER
718102 FlowFX Direct Fit Muffler Exhaust System Fits Select Ford F-250, F-350 6.2L, 6.8L, 7.3L Gas Engines
Part Number : 389-718102
$42595
![Round Magnetic Parts Tray [5 1/2 in. Round]](https://www.jegs.com/images/mini_200/500/555/555-80080.jpg)
LISLE TOOLS
32000 Pipe End Shaper Rounds Out And Reshapes Exhaust Pipe Ends
Part Number : 616-32000
$3999
![Cut-Off Wheels [3 in. Diameter, Set of 4]](https://www.jegs.com/images/mini_200/500/555/555-m580c.jpg)
JEGS
Part Number : 555-80006
$20999$269.99
You Save$60.00
Some parts are not legal for use in California or other states with similar laws / regulations
