DBA

DBA 2017+ Subaru STi Front Slotted 4000 Series Rotor - DBA43050S-10

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SKU:
DBADBA43050S-10
UPC:
9316391427014
MPN:
DBA43050S-10
Availability:
Regularly stocked product
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MSRP: $593.96
$502.58
— You save $91.38
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Description

What vehicles are the DBA 4000 Series Slotted Rotors compatible with?
DBA 4000 Series Slotted Rotors provide a precise fit for 2018 through 2021 Subaru WRX models, ensuring optimal performance.

What level of technical skill is needed for DBA 4000 Series Slotted Rotor installation?
Professional installation is recommended for DBA 4000 Series Slotted Rotors to guarantee correct fitment and peak braking system performance.

DBA 4000 Series Slotted Rotors engineered for the 2018-2021 Subaru WRX deliver superior stopping power and consistent pedal feel, achieving a track use score of 9. Featuring a T3 slot design and constructed from XG-150 High Carbon Alloyed Iron, these rotors guarantee exceptional heat dissipation. Experience unmatched thermal stability and fade resistance for your performance braking system.

What Owners Say

Owners and enthusiasts generally view DBA 4000 Series slotted rotors as quality components comparable to premium brands like Brembo, with many reporting solid performance when paired with upgraded pads. The rotors deliver reliable stopping power and handle heat well, though several users note that the slots create noticeable noise at all speeds during non-braking situations—particularly audible when passing cars or barriers. Some experienced drivers suggest the rotors alone don't dramatically transform braking compared to standard replacements, with the real performance gains coming from simultaneous pad upgrades. Overall, DBA maintains a strong reputation as a trusted manufacturer delivering dependable aftermarket rotors for street and performance applications.

Key Features

  • T3 slot design
  • tri-symmetrical slots
  • universal slot design
  • XG-150 High Carbon Alloyed Iron
  • TSP (Thermal Stability Profiling)
  • Thermo-graphic paint markings (THGP)

Why Choose the DBA 4000 Series Slotted Rotors

Delivers superior stopping power and consistent pedal feel under extreme conditions.

Achieves optimal pad-to-rotor contact for enhanced braking performance and longevity.

Provides exceptional heat dissipation, preventing brake fade during spirited driving.

Transforms your Subaru WRX's braking system for confident, track-ready performance.

Who Is This For?

Street Performance — 8/10
High carbon iron, thermal stability, fade resistance.

Track / Autocross — 9/10
Engineered for thermal stability and fade resistance.

Racing Competition — 9/10
Engineered for thermal stability and fade resistance.

Visual / Aesthetic Upgrade — 7/10
Slotted design and thermo-graphic paint markings.

Daily Driving Comfort — 6/10
T3 slot design may improve initial bite.

Frequently Asked Questions

What vehicles are the DBA 4000 Series Slotted Rotors compatible with?

DBA 4000 Series Slotted Rotors are specifically designed to fit the 2018-2021 Subaru WRX models. This precise fitment ensures seamless integration into your vehicle's braking system. You can confidently upgrade your Subaru WRX's braking performance with these tailored rotors.

What level of technical skill is needed for DBA 4000 Series Slotted Rotor installation?

Professional installation is recommended for DBA 4000 Series Slotted Rotors, requiring confirmation with a qualified technician. This approach ensures correct fitment and optimal performance for your braking system. Trust in expert installation for a secure and effective upgrade.

How do DBA 4000 Series Slotted Rotors enhance braking performance for spirited driving?

These rotors deliver superior stopping power and consistent pedal feel, achieving an 8/10 score for Street Performance. The tri-symmetrical slots and XG-150 iron provide exceptional heat dissipation, preventing fade during spirited driving. Experience a confident, track-ready braking system for your Subaru WRX.

Is upgrading to DBA 4000 Series Slotted Rotors from OEM beneficial for a Subaru WRX?

Upgrading provides a significant enhancement through the XG-150 High Carbon Alloyed Iron, offering unmatched thermal stability and fade resistance over standard OEM components. This engineered material ensures superior braking performance and durability. Invest in a braking system built for demanding conditions.

What is the primary material used in DBA 4000 Series Slotted Rotors and its advantage?

DBA 4000 Series Slotted Rotors are constructed with XG-150 High Carbon Alloyed Iron for superior thermal stability and fade resistance. This advanced metallurgy is crucial for maintaining consistent braking performance under extreme conditions. Enjoy enhanced braking power and longevity with this premium material.

Additional Resources

Official DBA Product Page

Installation Guide (PDF)

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Additional Information

Clearance Item:
N
MPN:
DBA43050S-10
Proposition 65:
N
Case Lot Quantity:
1
Category:
Brakes, Rotors & Pads>Brake Rotors - Slotted
Product Level:
Premium Performance
Street Performance:
8/10
Track / Autocross:
9/10
Racing Competition:
9/10
Visual / Aesthetic Upgrade:
7/10
Daily Driving Comfort:
6/10
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