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Dorman 673-317 Catalytic Converter with Integrated Exhaust Manifold - LeftOE Quality 60-Day Returns
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Part #: 673-317

Dorman 673-317 Catalytic Converter with Integrated Exhaust Manifold - Left

Left
⚙️ 10 vehicles fit this part
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Select your vehicle to confirm fitment
Verify this part fits before purchasing — free returns if it doesn't
$1,201.07Free Shipping
🚚Free ShippingNo Cost to Continental U.S.
🔄Free Returns*Wrong fit? No cost
🛡️60-Day ReturnsMoney back guarantee
*Free return shipping only qualifies if our fitment verification tool is used.
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✅ In Stock · Ready To Ship Most orders ship same-day if ordered before 1pm CST.
✅OE Direct Replacement — Bolt-on fit, no modifications needed
🚗Fitment: Lexus, IS250 and IS350
🔄Easy Returns — Return within 60 days for a full refund
🚚Fast Shipping — Most orders ship same business day before 1pm CST
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Dorman 673-317 Catalytic Converter with Integrated Exhaust Manifold - Left
BrandDorman
Part Number673-317
ColorNatural
FinishNatural
FinishNone
TypeOne-piece
Tube Wall Thickness0.125
Grade TypeRegular
Converter Body Length5
Inlet TypeFlanged
Outlet TypeFlanged
Inlet Quantity3
Outlet Quantity1
California Air Resources Board (CARB) CertifiedYes
Substrate MaterialCeramic
Inlet Mounting Hole Quantity6
Inlet Gasket IncludedNo
Inlet Gasket IncludedYes
Inlet Mounting Hardware IncludedNo
Outlet Mounting Hole Quantity2
Outlet Mounting Hole Quantity8
Outlet Gasket IncludedYes
Outlet Mounting Hardware IncludedYes
Overall Length27
Air Tube Count1
Sensor Port Count1
Converter Body MaterialStainless steel
CARB Executive Order NumberD-798-9
New York CertifiedYes
Outlet Port ShapeRound
Inlet Port ShapeRound
CARB CompliantYes

This part fits 10 vehicles. Search below:

YearMakeModelDrive TypeLitersCylindersPositionNotes
2011LexusIS350RWD3.5LV6LeftCARB Compliant: Yes; CARB Compliant: Yes
2010LexusIS3503.5LV6LeftCARB Compliant: Yes; CARB Compliant: Yes
2009LexusIS250RWD2.5LV6LeftCARB Compliant: Yes; CARB Compliant: Yes
2009LexusIS3503.5LV6LeftCARB Compliant: Yes; CARB Compliant: Yes
2008LexusIS250RWD2.5LV6LeftCARB Compliant: Yes; CARB Compliant: Yes
2008LexusIS3503.5LV6LeftCARB Compliant: Yes; CARB Compliant: Yes
2007LexusIS250RWD2.5LV6LeftCARB Compliant: Yes; CARB Compliant: Yes
2007LexusIS3503.5LV6LeftCARB Compliant: Yes; CARB Compliant: Yes
2006LexusIS250RWD2.5LV6LeftCARB Compliant: Yes; CARB Compliant: Yes
2006LexusIS3503.5LV6LeftCARB Compliant: Yes; CARB Compliant: Yes

* Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.

This part directly replaces or is cross-referenced with the following part numbers:

1715031120

Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.

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