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Dorman 674-899 Exhaust ManifoldOE Quality 60-Day Returns
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Part #: 674-899

Dorman 674-899 Exhaust Manifold

⚙️ 9 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
$668.88Free 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: Dodge and Ram, 2500, 3500, 4000, and Ram 3500
🔄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 674-899 Exhaust Manifold
BrandDorman
Part Number674-899
MaterialCast iron
ColorNatural
Port ShapeRound
Mounting Hardware IncludedYes
Grade TypeRegular
Gasket Or Seal IncludedYes
Heat Shield IncludedYes
Package ContentsExhaust manifold; 1 manifold gasket; 1 flange gasket; 1 egr coole

This part fits 9 vehicles. Search below:

YearMakeModelBody TypeLitersCylindersPositionNotes
2013Ram40006.7LL6N/A
2012Ram25006.7LL6N/A
2012Ram3500Cab & Chassis6.7LL6N/A
2012Ram40006.7LL6N/A
2011Ram3500Cab & Chassis6.7LL6N/A
2010DodgeRam 3500Cab & ChassisN/A
2009DodgeRam 3500Cab & Chassis6.7LL6N/A
2008DodgeRam 3500Cab & Chassis6.7LL6N/A
2007DodgeRam 3500Cab & Chassis6.7LL6N/A

* 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:

68002432AA

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

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