Wilwood FNSL4R Rear Kit12.88in Red 2008-2012 Subaru WRX wLines
RallySport Direct now carries a great selection of quality braking upgrades and accessories brought to you by Wilwood.
On this page, you are looking at the Wilwood Forged Narrow Superlite 4R Big Brake Kit. This kit is a big brake conversion for the rear of your vehicle that includes larger rear calipers, rotors, and all of the required hardware to make this kit ready for the installation. Wilwood has engineered this kit to increase the braking capacity of your vehicle under high-performance driving conditions with full compatibility with your OE master cylinder and ABS functions.
Here are the detailed features of the following included components.
CALIPERS:
- Forged Narrow Superlite 4R
- Red powder-coated finish
- 4 piston design
- Piston area: 1.98 in2
- Stainless steel pistons
- Radial-mount type
ROTORS:
- GT 48 Curved vane
- GT Slotted style
- Iron material
- 12.88″ outside diameter
- 0.81″ rotor width
- 48 CV vane count
ROTOR HATS:
- Parking brake hat standard type
- Iron construction
- Black E-coat finish
- 1.5″ hat offset
- Dual-drilled for 5×100 and 5×114
INCLUDES:
- Stainless brake lines
- BP-10 pads
- Mounts
- All required hardware
REAR LOCATION
RETAINS FULL USE OF THE OE PARKING BRAKE





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