Part #: RA945C

Universal Air RA945C Radiator

Downflow Radiator
⚙️ 34 vehicles fit this part
🔍
Select your vehicle to confirm fitment
Verify this part fits before purchasing — free returns if it doesn't
$141.87Free 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
📦Downflow Radiator
🚗Fitment: Toyota, Pickup and 4Runner
🔄Easy Returns — Return within 60 days for a full refund
🚚Fast Shipping — Most orders ship same business day before 1pm CST

Overview of Universal Air Downflow Radiator RA945C

The Universal Air Downflow Radiator RA945C is designed specifically for Toyota 4Runner and Pickup models. This radiator provides reliable cooling performance tailored to the needs of these vehicles, ensuring engine temperature regulation under various driving conditions.

  • Compatible with Toyota 4Runner and Pickup models
  • Part number RA945C for precise identification
  • Downflow radiator design for efficient coolant flow
  • Constructed to meet OEM cooling requirements
  • Category: Radiators, Coolers and Related Components

Details on the Downflow Radiator Product Line

The Downflow Radiator line by Universal Air features radiators designed with a vertical coolant flow path, which helps optimize heat dissipation in specific vehicle applications. This design is suitable for the Toyota 4Runner and Pickup, providing consistent cooling performance that aligns with the original equipment specifications. The RA945C model is part of this line, ensuring compatibility and functional reliability.

Product Description and Application

The RA945C radiator is engineered to replace the factory radiator in Toyota 4Runner and Pickup vehicles. Its downflow design allows coolant to enter from the top and flow downward through the core, facilitating effective heat exchange. This radiator supports the engine’s cooling system by maintaining optimal operating temperatures, which is critical for vehicle performance and longevity.

Common Issues Addressed by the RA945C Radiator

  • Overheating due to radiator core damage or clogging
  • Coolant leaks from cracked or corroded radiator tanks
  • Reduced cooling efficiency from worn or damaged radiator components
  • Engine temperature fluctuations impacting performance
  • Replacement of faulty or aged radiators in Toyota 4Runner and Pickup models

Installation Notes and Tips

  • Ensure vehicle compatibility by confirming Toyota 4Runner or Pickup model year and specifications
  • Drain coolant completely before removing the old radiator
  • Inspect hoses and clamps for wear and replace if necessary during installation
  • Bleed the cooling system after installation to remove air pockets
  • Follow manufacturer torque specifications for mounting hardware

Quality Assurance and Warranty

The Universal Air Downflow Radiator RA945C is manufactured to meet industry standards for durability and performance. While specific warranty details are not provided, Universal Air products typically adhere to quality control processes to ensure reliable operation in Toyota 4Runner and Pickup vehicles. It is recommended to verify warranty coverage with the supplier or manufacturer at the time of purchase.

This part fits 34 vehicles. Search below:

YearMakeModelSubmodelLitersCylindersPositionNotes
1995ToyotaPickupBase2.4LL4N/ADownflow Radiator
1995ToyotaPickupDLX2.4LL4N/ADownflow Radiator
1994ToyotaPickupBase2.4LL4N/ADownflow Radiator
1994ToyotaPickupDLX2.4LL4N/ADownflow Radiator
1993ToyotaPickupDLX2.4LL4N/ADownflow Radiator
1993ToyotaPickupBase2.4LL4N/ADownflow Radiator
1993ToyotaPickupRN022.4LL4N/ADownflow Radiator
1992ToyotaPickupBase2.4LL4N/ADownflow Radiator
1992ToyotaPickupDLX2.4LL4N/ADownflow Radiator
1991Toyota4Runner2.4LL4N/ADownflow Radiator
1991ToyotaPickupBase2.4LL4N/ADownflow Radiator
1991ToyotaPickupDLX2.4LL4N/ADownflow Radiator
1990Toyota4Runner2.4LL4N/ADownflow Radiator
1990ToyotaPickupSR52.4LL4N/ADownflow Radiator
1990ToyotaPickupBase2.4LL4N/ADownflow Radiator
1990ToyotaPickupDLX2.4LL4N/ADownflow Radiator
1989Toyota4Runner2.4LL4N/ADownflow Radiator
1989ToyotaPickupBase2.4LL4N/ADownflow Radiator
1989ToyotaPickupDLX2.4LL4N/ADownflow Radiator
1989ToyotaPickupSR52.4LL4N/ADownflow Radiator
1988Toyota4RunnerSR52.4LL4N/ADownflow Radiator
1988Toyota4RunnerDLX2.4LL4N/ADownflow Radiator
1988ToyotaPickupDLX2.4LL4N/ADownflow Radiator
1988ToyotaPickupSR5 Turbo2.4LL4N/ADownflow Radiator
1988ToyotaPickupBase2.4LL4N/ADownflow Radiator
1988ToyotaPickupSR52.4LL4N/ADownflow Radiator
1987Toyota4RunnerN/ADownflow Radiator
1987ToyotaPickupN/ADownflow Radiator
1986Toyota4RunnerN/ADownflow Radiator
1986ToyotaPickupN/ADownflow Radiator
1985Toyota4RunnerN/ADownflow Radiator
1985ToyotaPickupN/ADownflow Radiator
1984Toyota4RunnerN/ADownflow Radiator
1984ToyotaPickupN/ADownflow Radiator

* 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:

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