ECS Tuning 6-Piston Front Big Brake Kit 325x25 for BMW E46 and more
Upgrade your BMW braking performance with the ECS Tuning 6-piston front big brake kit. This 325x25 semi-floating front brake upgrade is the proven way to achieve harder, more consistent braking with reduced fade, sharper pedal feel and repeatable stopping power on fast road, track day and spirited driving. A superb BMW E46 big brake kit that delivers OEM quality with serious performance.
Wheel requirement: requires 17 inch or larger wheels. Most 17 inch wheels will clear these calipers. Always verify with the fitment template before purchase.
What you get in the ECS big brake kit
- 6-piston front calipers from the E82, E88 and E9X BMW Performance big brake kit, supplied with original equipment pads
- 325x25 mm semi-floating BMW Performance front rotors
- ECS caliper brackets for direct fitment
- ECS Exact Fit braided stainless steel reinforced front brake lines
- All required hardware including pad wear sensor, caliper and carrier bolts, and rotor screws
- One litre Pentosin Super DOT 4 brake fluid
Why choose this BMW E46 front big brake kit
- Massive 6-piston clamping force for confident, repeatable stops
- Semi-floating 325x25 rotors for improved heat management and reduced fade
- Braided stainless lines for firmer pedal feel and precise modulation
- OEM BMW Performance calipers and pads for reliability and parts support
- ECS engineered brackets for a clean, bolt-on installation
- Brake bias is not dramatically affected in typical road use
For track applications a more aggressive rear pad compound is recommended to fine tune balance. The four longer bolts pictured will be attached to the OEM caliper carrier. Remove the factory carrier and install the ECS caliper carrier as per the installation guide.
Professional fitting available
Want it fitted by professionals who know BMW braking inside out? Book installation with Nforcd in Warwickshire. Request a quote at Sales@nforcd.com.
Compatibility and applications
Front big brake kit upgrade for the following BMW models:
- BMW E36 318i M42 1.8L, 318i M44 1.9L, 318ic M42 1.8L, 318ic M44 1.9L, 318is M42 1.8L, 318is M44 1.9L
- BMW E36 318ti M42 1.8L, 318ti M44 1.9L
- BMW E36 323ic M52 2.5L, 323is M52 2.5L
- BMW E36 325i M50 2.5L, 325ic M50 2.5L, 325is M50 2.5L
- BMW E36 328i M52 2.8L, 328ic M52 2.8L, 328is M52 2.8L
- BMW E46 323Ci M52 2.5L, 323i M52 2.5L
- BMW E46 325Ci M54 2.5L, 325i M54 2.5L, 325xi M54 2.5L
- BMW E46 328Ci M52 2.8L, 328i M52 2.8L
- BMW E46 330Ci M54 3.0L, 330i M54 3.0L, 330xi M54 3.0L
- BMW Z3 1.9 M44 1.9L, 2.3 M52 2.5L, 2.5 M52 2.5L, 2.5i M54 2.5L, 2.8 M52 2.8L, 3.0i M54 3.0L
- BMW Z4 2.5i M54 2.5L, 3.0i M54 3.0L, 3.0i N52 3.0L
Key search terms to help you find the right kit
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Notes
- Requires 17 inch or larger wheels. Use the wheel fitment template to confirm clearance.
- Brake bias is largely retained for road use. Consider a more aggressive rear pad for track work.
- Installation requires replacing the OEM caliper carrier with the supplied ECS carrier and using the included hardware as directed.
Ready to transform your BMW’s stopping power with an OEM-plus big brake kit that looks as good as it performs? Add to basket or contact Sales@nforcd.com for expert advice and fitting in Warwickshire.