CATUNED Front Big Brake Upgrade Kit (BBK) Stage 3 Compatible with E30

E30 BBK KIT Stage3
Manufacturer: CAtuned

CAtuned Custom BBK- Big Brake Upgrade for your E30.

PLEASE CALL or Email with any questions prior to purchase


SPECS: 286MM X 26MM (4 POT Calipers) (optional sizes available)

CAtuned Logo Engraved logo on a Black caliper. (optional colors available)

4x100 E30 applications only

This kit was designed here in house at CATuned and is a ready to bolt in set up for your E30.

This is a floating rotor system. And requires good amount of back spacing on the wheels or wheel spacers to clear the calipers.

We supply all the hardware along with the Threadlock. No other kit comes with that. We recommend applying Threadlock paste to all the mounting bolts. After driving for aproximently 50 miles you must recheck all mounting bolts. Proper Brake Fluid per your vehicle specifications is required. Bleeding the calipers is not difficult.

Steal Braided Brake Lines (may require modification to your factory mounting bracket)

Pads are Street Performance

ROTORS are Custom Machined (Drilled is available as an option)

Style: SlottedĀ vented rotor

Finish: Black Rotor Hat

Please allow 6 to 8 weeks to manufacture then ship.

Please Verify Fitment but here is also a guide:

1984-1987 To 4/87 BMW 325
1987-1988 BMW 325 RWD
1991 To 4/91 BMW 318i E30
1991 To 4/91 BMW 318is E30
1984-1987 To 4/87 BMW 325e
1987 Fr 5/87 BMW 325e RWD
1986-1987 To 4/87 BMW 325es
1987 Fr 5/87 BMW 325es RWD
1987 To 4/87 BMW 325i
1987-1988 BMW 325i RWD
1989-1990 To 9/90 BMW 325i RWD; E30
1990-1991 To 4/91 BMW 325i E30
1987 To 4/87 BMW 325is
1987-1988 BMW 325is RWD
1989-1990 To 9/90 BMW 325is RWD; E30
1990-1991 To 4/91 BMW 325is E30
1990-1991 To 4/91 BMW 325iX E30


Brake components should be installed by a competent mechanic in a professional manner. Any incorrect installation of brake components can cause a major safety problem or an accident. If you are not a competent and qualified mechanic you should not attempt to install these products, but should take the vehicle to a vehicle dealer or competent automotive mechanic for their installation.

Disc brake pads and rotors are wear items and as such, should be inspected regularly and replaced as necessary.

SOLD For OFF ROAD use only!

Once installed we can not accept a return.

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