The COBB 15-21 Subaru WRX/STI Adjustable Toe Arm & Adjustable Lower Control Arm Package does not have enough exact application evidence to assign safe vehicle YMM. Match manufacturer part number CB-0015, complete vehicle, engine and transmission configuration, factory equipment, required calibration, emissions eligibility, interfaces, and every product note before ordering.

Key Features

• Adjustable Rear Toe: Turnbuckle-style upper control arms with left- and right-hand threads allow +/- 2 degrees toe adjustment without wheel removal for quick alignment tweaks.
• Adjustable Front Camber: Eccentric bushing design on lower control arms provides +/- 1.5 degrees camber adjustment to correct geometry on lowered vehicles.
• Billet Construction: CNC-machined 6061-T6 aluminum arms with anodized finish resist corrosion and withstand track abuse.
• Bolt-On Fitment: Direct replacement using OEM mounting points and hardware, no fabrication needed for immediate gains.
• Yes, direct bolt-on for all 2015-2021 VA-chassis WRX and STI trims with no modifications.
• 6061-T6 billet aluminum arms with 1-inch greaseable, PTFE-lined spherical bearings for durability and precision.

Fitment

Specifications

What’s Included

One new COBB product in the exact configuration and quantity identified by manufacturer part number CB-0015. Calibrations, hardware, hoses, clamps, gaskets, adapters, wiring, fluids, tools, and companion components are included only when expressly stated for this exact part number.

About COBB

COBB develops engine-management, intake, cooling, exhaust, drivetrain, suspension, and vehicle-accessory products for supported performance platforms. Correct selection remains exact-vehicle, exact-configuration, exact-interface, and exact-part-number specific.

Related COBB Products

• COBB 15-21 Subaru WRX/WRX STI Camber Adjustable Rear Lower Control Arm Set
• Cobb 15-21 Subaru WRX & STI/2018 Type RA Alloy Front Lower Control Arm (Complete) Offset Caster
• Cobb 15-21 Subaru WRX / 11-21 Subaru STI Front Control Arm Inner Bushing Kit – STD Alignment

Browse the COBB collection for related tuning, intake, cooling, exhaust, drivetrain, and chassis products.

Frequently Asked Questions

Why is fitment verification required for this COBB product?
Exact vehicle application evidence is not complete enough for safe YMM. Confirm the vehicle, drivetrain, factory equipment, calibration, emissions eligibility, interfaces, and exact part number before ordering.

Are all supporting parts included?
Only components expressly listed for the exact manufacturer part number are included. Tuning, hardware, hoses, clamps, gaskets, adapters, wiring, fluids, and companion components may be separate.

Is tuning or calibration required after installation?
Requirements depend on the exact product and vehicle. Intake, fuel, boost, turbo, and engine-management changes may require a compatible calibration before operation.

Installation Instructions

Follow the current COBB and factory service instructions for this exact part number. Verify fitment, factory equipment, emissions eligibility, required calibration, software and firmware, interfaces, hardware, fluid or electrical connections, and clearances before installation. Inspect the completed work and confirm safe operation before full-load use.