Part #: 3972

CSF 3972 Radiator

8 vehicles fit this part
Select your vehicle to confirm fitment
Verify this part fits before purchasing — free returns if it doesn't
$286.96Free 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.
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: Toyota, Sequoia and Tundra
Easy Returns — Return within 60 days for a full refund
Fast Shipping — Most orders ship same business day before 1pm CST
CSF 3972 Radiator
BrandCSF
Part Number3972
Core Thickness1 3/16
Core Width28 1/16
Core MaterialAluminum
Tank MaterialPlastic
Core Length24 5/8
Inlet Diameter1 1/2 left
Outlet Diameter1 1/2 right
Down Flow Or Cross Flow TypeDown flow
Box Height (in)9
Box Length (in)34 9/16
Box Weight (lbs)20
Box Width (in)31 5/8
Hazardous MaterialNo
Inlet Length (in)28 11/16
Inlet Width (in)1 5/8
No. Of Rows1
Oil Cooler (in)15 3/8 (high-efficiency round type)
Outlet Length (in)28 11/16
Outlet Width (in)1 5/8
Radiator Cap SuppliedNo
Tech NoteO.e.m. style plastic tank & aluminum core. upgraded heavy duty co

This part fits 8 vehicles. Search below:

YearMakeModelLitersCylindersFuel TypePositionNotes
2026ToyotaTundra3.4LV6FULL HYBRID EV-GAS (FHEV)N/AUpgraded Heavy Duty Core. 7% Thicker 30mm vs OEM 28mm
2025ToyotaSequoia3.4LV6FULL HYBRID EV-GAS (FHEV)N/AUpgraded Heavy Duty Core. 7% Thicker 30mm vs OEM 28mm
2025ToyotaTundra3.4LV6FULL HYBRID EV-GAS (FHEV)N/AUpgraded Heavy Duty Core. 7% Thicker 30mm vs OEM 28mm
2024ToyotaSequoia3.4LV6FULL HYBRID EV-GAS (FHEV)N/AUpgraded Heavy Duty Core. 7% Thicker 30mm vs OEM 28mm
2024ToyotaTundra3.4LV6FULL HYBRID EV-GAS (FHEV)N/AUpgraded Heavy Duty Core. 7% Thicker 30mm vs OEM 28mm
2023ToyotaSequoia3.4LV6FULL HYBRID EV-GAS (FHEV)N/AUpgraded Heavy Duty Core. 7% Thicker 30mm vs OEM 28mm
2023ToyotaTundra3.4LV6FULL HYBRID EV-GAS (FHEV)N/AUpgraded Heavy Duty Core. 7% Thicker 30mm vs OEM 28mm
2022ToyotaTundra3.4LV6FULL HYBRID EV-GAS (FHEV)N/AUpgraded Heavy Duty Core. 7% Thicker 30mm vs OEM 28mm

* 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:

1392316400-F4010TO3010382

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