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Cusco 692 008 AL Blue Diff Cover Subaru WRX STI R180 1.3L
Cusco 692 008 AL Blue Diff Cover Subaru WRX STI R180 1.3L
Cusco 692 008 AL Blue Diff Cover Subaru WRX STI R180 1.3L
Cusco Cusco Rear Differential Cover Blue Increased Capacity Subaru Impreza WRX STi (R180 End)
Cusco 692 008 AL Blue Diff Cover Subaru WRX STI R180 1.3L
Cusco 692 008 AL Blue Diff Cover Subaru WRX STI R180 1.3L
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Cusco Rear Differential Cover Blue Increased Capacity Subaru Impreza WRX STi (R180 End)

Cusco
CUS692 008 AL
4996338003492
Diff Covers
3 Units In Stock - Ships Next Business Day
$ 995.00 $ 895.50
$ 895.50

SKU: 692 008 AL | UPC: 4996338003492

Cusco Rear Differential Cover Blue Increased Capacity Subaru Impreza WRX STI 1996-2021 (R180)

This Cusco billet aluminum rear differential cover fits Subaru Impreza WRX STI models with R180 differential. It increases oil capacity to 1.2-1.3L for better lubrication and heat management during track days or aggressive driving. Engineered in Japan with heat sink fins and baffling, it protects your LSD and final drive under extreme conditions.

Key Features

  • Increased Oil Capacity: Holds 1.2-1.3L (400cc more than factory 0.8-0.9L) to reduce heat buildup and extend differential life
  • Heat Sink Fins and Internal Baffling: Improves cooling efficiency to prevent LSD chatter and gear wear in high-performance scenarios
  • Oil Cooler Ports: Pre-tapped M16 x P1.5 holes (4 qty, plugs included) for easy external cooler addition
  • Billet Aluminum Construction: Blue anodized finish resists corrosion and adds strength for motorsport durability
  • Bolt-On Design: Direct replacement for factory R180 cover on compatible WRX STI models

Product Notes

  • Required OEM parts not included: Air breather cap 38354AA020, gasket 38353AA050, sensor gaskets 803920050 (x2 for H3/H4 types)
  • Oil drain adapter fitting not included
  • Verify R180 differential type before purchase. contact support for confirmation

Installation Notes

  • Professional installation recommended.
  • Use OEM gaskets and breather cap for proper sealing
  • Bolt-on replacement. torque to factory specs

This Part Fits

Year Make Model Submodel
1996-2000 Subaru Impreza WRX STI GC8 (Ver III-VI)
2001-2007 Subaru Impreza WRX STI GDB/GGB
2008-2014 Subaru Impreza WRX STI GRB/GVB
2015-2021 Subaru Impreza WRX STI VAB

Why Choose Cusco?

  • Performance leader since 1977 with motorsport-proven parts
  • Japanese engineering focused on drivetrain reliability
  • High-capacity designs trusted by racers worldwide

Frequently Asked Questions

  • Q: Does this fit R160 differentials?
    A: No, designed exclusively for R180 rear differentials on WRX STI models. confirm your diff type first
  • Q: What material and finish are used?
    A: Billet aluminum with blue anodized finish for corrosion resistance and heat dissipation
  • Q: Is installation straightforward?
    A: Yes, bolt-on replacement but requires OEM gaskets and professional torque for best results

Shipping & Handling

  • Method: Ground carrier
  • Availability: In stock - ships same or next business day
  • Packaging: Approximately 12” x 10” x 6”
  • Weight: Approximately 11 lbs (5 kg)

Request For Information

Have questions about Cusco Rear Differential Cover Blue Increased Capacity Subaru Impreza WRX STi (R180 End)? Fill out the form below and we'll get back to you by the next business day.
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