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Vehicle Info NeededDYNOMAXPART NUMBER: 289-17513
Ultra-Flo Welded Muffler Offset In/Center Out: 2.5"
$19099
Ships on Sep 15, 2026
Lowest Price GuaranteeOffset Inlet/Center Outlet - Body Diameter: 4.5" x 9.75"
- Ultra-Flo Welded Muffler
- Offset In/Center Out: 2.5"
- Length: 20" Body, 25" Overall
- Constructed Using All 409 Stainless Steel
- 100 Percent Welded Construction For Lifelong durability
- Unrestricted Straight-Through Design
- Dyno Proven To Flow Up To 2000 SCFM And Support Up To 2000 HP
- Exclusive Continuous Roving Fiberglass Technology
- CRF Technology Absorbs Unwanted Interior Resonance
- Maintains A Deep Performance Tone
- Straight-Through Design Ensures Unrestricted Exhaust Flow
- Re
- Ultra-Flo Welded Mufflers feature stainless steel construction with a straight-through design and sound-deadening CRF (continuous roving fiberglass) technology. Heat-resistant to 1500°, CRF absorbs interior resonance yet maintains a deep exhaust note. Mufflers support up to 2000 HP and are proven to flow up to 2200 cfm. Additionally, Ultra-Flo X Mufflers have stainless steel mesh and internal pass tubes with perforations to further maximize sound absorption. Direct replacement mufflers also available.
Part TypeMuffler
Product LineDynomax Ultra-Flo Welded Mufflers
BrandDYNOMAX
Package Height5.0
Package Width10.5
Package Length27.5
Weight14.95 PG
Part CategoryPerformance Parts
Outlet Quantity1
Inlet LocationOffset
Muffler TypeAbsorption
Inlet PositionOffset
Inlet TypeSingle Offset Inlet
Inlet Size (In.)2.5
Outlet StyleStandard, without tip
Muffler FinishNatural
Body Length20 in (508 mm)
Inlet Diameter2.5 in (63.5 mm)
Inlet QuantityOne
Muffler MaterialStainless steel
Outlet Size2.5 in (63.5 mm)
PositionN/A
Outlet Diameter2.5 in (63.5 mm)
QuantitySold individually
Overall Length25 in (635 mm)
MaterialAluminized Steel
Case Length20 in (508 mm)
Internal ConstructionGlass-wrap perforated tube
Case ShapeOval
Body Width9.75 in (247.65 mm)
Outlet LocationCenter
Body Height4.5 in (114.3 mm)
Outlet TypeSingle Center Outlet
Part FitmentSemi Universal
Outlet PositionCenter
Vendor Part Number17513
Package Qty1
Package TypeEA
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