Collection: Cooling Upgrades For Subaru Legacy B4 BL
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Koyo Hyper-V Core Radiator w/ Filler Neck | Subaru Multiple Fitments (VH091662)
Vendor:KoyoRegular price $399.22 USDRegular priceUnit price / per$565.60 USDSale price $399.22 USDSale -
Torque Solution Silicone Throttle Body Hose | Subaru WRX/Legacy GT (05-09) (TS-SU-014)
Vendor:Torque SolutionRegular price $44.43 USDRegular priceUnit price / per$55.54 USDSale price $44.43 USDSale -
aFe Magnum Flow OE Replacement Air Filter | Nissan V6 Cars/Trucks (90-11) (31-10010)
Vendor:aFeRegular price $66.73 USDRegular priceUnit price / per$76.00 USDSale price $66.73 USDSale -
Edelbrock Coolant Routing Upgrade Kit
Vendor:EdelbrockRegular price $266.95 USDRegular priceUnit price / per$266.95 USDSale price $266.95 USD -
aFe Magnum FLOW Pro Dry S Panel Air Filter | Multiple Subaru Fitments (31-10161)
Vendor:aFeRegular price $66.73 USDRegular priceUnit price / per$76.00 USDSale price $66.73 USDSale -

Weapon R 00-04 Impreza/Forester/Legacy 2.2L/2.5L Dragon Intake Polished (00-02 Models CARB Exempt)
Vendor:Weapon RRegular price $231.22 USDRegular priceUnit price / per$296.00 USDSale price $231.22 USDSale -
Weapon R 05-07 Subaru Legacy/Outback NT 2.5L Polished Dragon Intake
Vendor:Weapon RRegular price $286.69 USDRegular priceUnit price / per$367.00 USDSale price $286.69 USDSale -
Weapon R 00-04 Impreza / Forester/ Legacy 2.2L & 2.5L Secret Weapon Intake
Vendor:Weapon RRegular price $286.65 USDRegular priceUnit price / per$366.95 USDSale price $286.65 USDSale -
Torque Solution Alternator Relocation Bracket Kit | Multiple Fitments (TS-SU-440S-K)
Vendor:Torque SolutionRegular price $142.22 USDRegular priceUnit price / per$177.77 USDSale price $142.22 USDSale -
CSF High-Performance Aluminum Radiator 1-Row 31mm | SUBARU Impreza WRX/STI 2008-2015
Vendor:CSFRegular price $361.53 USDRegular priceUnit price / per$439.00 USDSale price $361.53 USDSale -
K&N Toyota Cabin Air Filter | Toyota (VF2002)
Vendor:K&N EngineeringRegular price $39.80 USDRegular priceUnit price / per$47.99 USDSale price $39.80 USDSale -
Turbo XS Dry Element Drop-In Air Filter | Subaru WRX / WRX STI / Forester / Legacy / Outback (08-21) / 09-10 (AF-01)
Vendor:Turbo XSRegular price $50.19 USDRegular priceUnit price / per$72.00 USDSale price $50.19 USDSale -
AEM 08-14 WRX/STi Cold Air Intake System | Subaru WRX / STI (21-478C)
Vendor:AEM InductionRegular price $285.05 USDRegular priceUnit price / per$314.99 USDSale price $285.05 USDSale -
CSF 1-Row 31mm High-Performance Aluminum Radiator | Subaru Impreza WRX/STI (08-15) (7094B)
Vendor:CSFRegular price $361.53 USDRegular priceUnit price / per$439.00 USDSale price $361.53 USDSale -
Mishimoto Aluminum Radiator Stay | Subaru (92-15) (MMRS-STI-08B)
Vendor:MishimotoRegular price $29.13 USDRegular priceUnit price / per$34.00 USDSale price $29.13 USDSale -
Mishimoto 1.3 Bar Radiator Cap | Subaru Legacy (89-02), Impreza (92-23), Forester (97-23), Outback (93-23), VW Touareg (02-10), Audi A8 Quattro (94-02), B9 Tribeca (05-15), Subaru BRZ (14-23), WRX (14-23), Crosstrek (18-23) (MMRC-13-ONWY)
Vendor:MishimotoRegular price $24.42 USDRegular priceUnit price / per$29.00 USDSale price $24.42 USDSale -
Mishimoto Silicone Induction Hose | Subaru Impreza / Forester / Touareg / Legacy / Outback (92-15) (MMHOSE-SUB-08IHBK)
Vendor:MishimotoRegular price $264.42 USDRegular priceUnit price / per$309.00 USDSale price $264.42 USDSale -
Mishimoto Aluminum Radiator Stay | Subaru (92-15) (MMRS-STI-08ARD)
Vendor:MishimotoRegular price $29.13 USDRegular priceUnit price / per$34.00 USDSale price $29.13 USDSale -
Mishimoto Red Silicone Induction Hose | Subaru Impreza / Forester / Touareg / Legacy / Outback (92-15) (MMHOSE-SUB-08IHRD)
Vendor:MishimotoRegular price $264.42 USDRegular priceUnit price / per$309.00 USDSale price $264.42 USDSale -
Mishimoto Blue Silicone Induction Hose | Subaru Impreza / Forester / Touareg / Legacy / Outback (92-15) (MMHOSE-SUB-08IHBL)
Vendor:MishimotoRegular price $264.42 USDRegular priceUnit price / per$309.00 USDSale price $264.42 USDSale
Optimize Cooling Upgrades for Your Subaru Legacy B4 BL
Maintaining optimal engine temperatures is crucial for the Subaru Legacy B4 BL, especially under demanding driving conditions. Our collection of cooling upgrades is specifically tailored to enhance your vehicle’s cooling system, improving reliability and performance whether on the street or track.
Why Upgrade the Cooling System on Your Subaru Legacy B4 BL?
Factory cooling components can struggle to keep up during spirited driving or extended high-load situations, leading to heat soak and reduced engine efficiency. Upgrading to aftermarket radiators, intercoolers, and fans helps dissipate heat more effectively, protecting vital engine parts and maintaining consistent power delivery.
- Improves engine reliability by reducing overheating risks
- Minimizes heat soak during aggressive driving or hot climates
- Supports sustained performance on street and track
Key Cooling Components to Consider for Your Legacy B4 BL
Choosing the right cooling parts involves understanding their roles and compatibility with your Subaru Legacy B4 BL. High-quality radiators increase coolant flow and heat dissipation, while upgraded intercoolers reduce intake air temperatures for better combustion. Durable hoses and efficient fans complete the system, ensuring consistent thermal management.
How to Shop Cooling Upgrades for Your Subaru Legacy B4 BL at WheelFlip
When selecting cooling upgrades, prioritize direct-fit parts designed specifically for the Legacy B4 BL to guarantee proper installation and performance. Our curated collection features components built from durable materials to withstand rigorous use. Explore our selection to find radiators, intercoolers, fans, and hoses that keep your Subaru running cooler and more reliably.













