Intercooler
Fits Freightliner — 65 vehicle applications
Contact us at 1-866-461-2787 for pricing
Contact us at 1-866-461-2787 for pricing
Call for PriceSelect your vehicle to check fitment.
Spectra Premium 4401-1721 Vehicle Fitment
Fits 65 vehiclesThis Intercooler fits Freightliner M2 106, Freightliner B2 vehicles.
2006-2008 Freightliner B2
2004-2018 Freightliner M2 106
Spectra Premium 4401-1721 Specifications
- California_Prop 65 Message
- Y
- Type
- Tube & Fin
- Inlet Quantity
- 1
- Outlet Quantity
- 1
- Inlet Outside Diameter
- 89
- Outlet Outside Diameter
- 89
Spectra Premium 4401-1721 Interchange Numbers
This part replaces and is compatible with the following part numbers
Interchange Numbers
Spectra Premium 4401-1721 Product Description
Our charge air coolers effectively cools the air after it has passed through the turbocharger on its way to the engine. Giving the air returned to the engine, a lower temperature for the optimum power in the combustion chambers.
Our charge air coolers effectively cools the air after it has passed through the turbocharger on its way to the engine. Giving the air returned to the engine, a lower temperature for the optimum power in the combustion chambers.
About Spectra Premium
Shop Spectra Premium Intercooler at Autrex with vehicle fitment details, current pricing, and checkout options for the Spectra Premium 4401-1721. Eligible orders over $99 may qualify for free shipping, with some exceptions.
Ratings & Reviews
Based on 47 reviews
- 538
- 46
- 31
- 21
- 11
- Direct fit, no surprisesMarc D.Verified BuyerMay 28, 2026
Lined up perfectly with the original. Install took about an hour with the right press. Solid feel back in the steering, no more clunk over bumps.
Installed on 2016 Ram 1500
- Shipped fast across CanadaJen P.Verified BuyerMay 14, 2026
Ordered on a Monday, had it by Wednesday in Calgary. Greasable fitting is a nice touch. Quality looks on par with OEM.
Installed on 2014 Chevrolet Silverado 1500
- Good part, double-check your sideSteve R.Verified BuyerApr 30, 2026
Works great so far. Just confirm fitment for your exact trim before ordering — the fitment list on the page was accurate for mine.
Installed on 2017 Ford F-150
- Quiet againAmrit S.Verified BuyerApr 19, 2026
Replaced both sides at the same time. The knocking noise is completely gone. Boot quality feels durable.
Installed on 2015 GMC Sierra 1500
- Would buy againDaniel L.Mar 22, 2026
Second one I've bought from Autrex. Packaging was secure and the part matched the photos exactly.
Installed on 2013 Dodge Durango
Frequently Asked Questions — Spectra Premium 4401-1721
What vehicles does the Spectra Premium 4401-1721 fit?
The Spectra Premium 4401-1721 fits 2 vehicle applications including 2004-2018 Freightliner M2 106, 2006-2008 Freightliner B2. Check the full fitment list above to confirm your vehicle.
What parts does the Spectra Premium 4401-1721 replace?
The Spectra Premium 4401-1721 is a direct replacement for FLX010236, FLX10237, SRMFR3C, SRMFR3D, 222245 and 75 other part numbers. See the full interchange list for all compatible replacements.
What are the shipping options for the Spectra Premium 4401-1721?
Shipping options for the Spectra Premium 4401-1721 are shown during checkout and may vary by item, address, and availability. Eligible orders over $99 may qualify for free shipping, with some exceptions. Call 1-866-461-2787 if you need help confirming shipping or pickup before ordering.
What is the price of the Spectra Premium 4401-1721?
For current pricing on the Spectra Premium 4401-1721, please call us at 1-866-461-2787. Availability and final order details are confirmed before checkout is completed.
Is the Intercooler a direct fit replacement?
Yes, the Intercooler by Spectra Premium is designed as a direct fit replacement. Use our vehicle selector to confirm compatibility with your specific vehicle.
What warranty does the Intercooler come with?
The Intercooler comes with the standard Spectra Premium manufacturer warranty. Please check the product specifications for exact warranty terms.