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Walker 21464 Exhaust MufflerOE Quality 60-Day Returns
Part #: 21464

Walker 21464 Exhaust Muffler

Heavy Duty
⚙️ 18 vehicles fit this part
🔍
Select your vehicle to confirm fitment
Verify this part fits before purchasing — free returns if it doesn't
$117.06Free 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
📦Heavy Duty
🚗Fitment: Dodge and Ram, 2500, 3500, Ram 2500, 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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Walker 21464 Exhaust Muffler
BrandWalker
Part Number21464
PositionHeavy Duty
Muffler TypeAbsorption
Universal Or Specific FitSpecific
ShapeRound
Grade TypeRegular
Inlet Inside Diameter4
Body Width7
Inlet Quantity1
Outlet Inside Diameter4
Outlet Quantity1
ReversibleYes
TunableNo
Overall Length20
Body Height7
Body Length12
Body MaterialSteel
FinishAluminized
Inlet 1 Inside Diameter4
Inlet 1 TypePipe connection
Inlet ConfigurationCenter
Inlet TypePipe connection
Outlet 1 Inside Diameter4
Outlet 1 TypePipe connection
Outlet ConfigurationCenter
Outlet TypePipe connection

This part fits 18 vehicles. Search below:

YearMakeModelBody TypeLitersCylindersPositionNotes
2012Ram25006.7LL6N/AAftermarket Design; All Parts Must Be Replaced Together; Heavy Duty
2012Ram35006.7LL6N/AAftermarket Design; All Parts Must Be Replaced Together; Heavy Duty
2011Ram25006.7LL6N/AAftermarket Design; All Parts Must Be Replaced Together; Heavy Duty
2011Ram35006.7LL6N/AAftermarket Design; All Parts Must Be Replaced Together; Heavy Duty
2010DodgeRam 25006.7LL6N/AAftermarket Design; All Parts Must Be Replaced Together; Heavy Duty
2010DodgeRam 35006.7LL6N/AAftermarket Design; All Parts Must Be Replaced Together; Heavy Duty
2009DodgeRam 25006.7LL6N/AAftermarket Design; All Parts Must Be Replaced Together; Heavy Duty
2009DodgeRam 3500Crew Cab Pickup6.7LL6N/AAftermarket Design; All Parts Must Be Replaced Together; Heavy Duty
2009DodgeRam 3500Extended Crew Cab Pickup6.7LL6N/AAftermarket Design; All Parts Must Be Replaced Together; Heavy Duty
2009DodgeRam 3500Standard Cab Pickup6.7LL6N/AAftermarket Design; All Parts Must Be Replaced Together; Heavy Duty
2008DodgeRam 25006.7LL6N/AAftermarket Design; All Parts Must Be Replaced Together; Heavy Duty
2008DodgeRam 3500Crew Cab Pickup6.7LL6N/AAftermarket Design; All Parts Must Be Replaced Together; Heavy Duty
2008DodgeRam 3500Extended Crew Cab Pickup6.7LL6N/AAftermarket Design; All Parts Must Be Replaced Together; Heavy Duty
2008DodgeRam 3500Standard Cab Pickup6.7LL6N/AAftermarket Design; All Parts Must Be Replaced Together; Heavy Duty
2007DodgeRam 25006.7LL6N/AAftermarket Design; All Parts Must Be Replaced Together; Heavy Duty
2007DodgeRam 3500Crew Cab Pickup6.7LL6N/AAftermarket Design; All Parts Must Be Replaced Together; Heavy Duty
2007DodgeRam 3500Extended Crew Cab Pickup6.7LL6N/AAftermarket Design; All Parts Must Be Replaced Together; Heavy Duty
2007DodgeRam 3500Standard Cab Pickup6.7LL6N/AAftermarket Design; All Parts Must Be Replaced Together; Heavy Duty

* 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:

M-144M090362

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

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