CSF 3076B 2-Row B-Tube Radiator for 2002-2007 Subaru WRX/STI Manual AWD

Vehicle Fitment

• 2002-2007 Subaru Impreza WRX (all trims, manual transmission, AWD)
• 2004-2007 Subaru Impreza WRX STI (all trims, manual transmission, AWD)
• 2004-2006 Subaru Baja (manual transmission, AWD)

Features

• 2-row, 42 mm thick B-Tube core for ~15 % improved cooling
• Multi-louvered 6.5 mm fins optimized via wind-tunnel testing :contentReference[oaicite:4]{index=4}
• TIG-welded all-aluminum tanks and core for strength
• CNC-machined brackets for precise OEM drop-in installation :contentReference[oaicite:5]{index=5}
• Includes filler neck and 1.4 bar aluminum radiator cap
• Mirror-polished or stealth black finish (3076B shown) :contentReference[oaicite:6]{index=6}
• Individually leak and pressure tested with 2-year warranty :contentReference[oaicite:7]{index=7}
• Pressure-tested for burst, thermal cycle, vibration, and salt spray durability :contentReference[oaicite:8]{index=8}

Specifications

• Core: 2-row, 42 mm B-Tube; fins 6.5 mm height
• Material: 100 % TIG-welded aluminum
• Drivetrain: AWD only
• Transmission: Manual only (excludes CVT/auto)
• Dimensions: ~31"x22"x7"; weight ~16 lb :contentReference[oaicite:9]{index=9}
• Performance gain: ~15 % better cooling than OEM :contentReference[oaicite:10]{index=10}
• Fitment confirmed 2002-2007; 2008+ unconfirmed at listing

Included Components

• 1x CSF 3076B radiator (Black finish with filler neck)
• 1x 1.4 bar aluminum radiator cap
• Mounting brackets and hardware

Product Description

The CSF 3076B is a high-performance, all-aluminum radiator engineered for 2002-2007 Subaru WRX, STI, and Baja models equipped with manual transmission and AWD. Featuring a robust 2-row, 42 mm B-Tube core and precision-aligned fins, it offers approximately 15 % more cooling capacity than OEM units - ideal for high-boost, track, or spirited driving :contentReference[oaicite:11]{index=11}.

Built for durability, this radiator includes TIG-welded tanks, CNC-machined brackets, and a mirror-polished or black stealth finish. It installs as a perfect drop-in with OEM hoses and shroud, includes a filler neck with a reliable 1.4 bar cap, and is individually tested under extreme conditions for leak resistance and longevity :contentReference[oaicite:12]{index=12}.

Designed exclusively for manual AWD models, the 3076B is backed by a 2-year warranty and offers enhanced thermal control during demanding driving. Fitment is confirmed through 2007; compatibility beyond is unconfirmed at the time of listing.