Wholesale Whiteline Rear Differential Positive Power Insert Kit 2005-2009 Legacy GT
Original price was: $44.88.$22.44Current price is: $22.44.
Description
Whiteline Rear Differential Positive Power Insert Kit 2005-2009 Legacy GT | Drivetrain Control Enhancement | Differential Insert Kit
Overview
The Whiteline Rear Differential Positive Power Insert Kit is a precision-engineered upgrade designed specifically for the 2005-2009 Subaru Legacy GT. This kit enhances your vehicle’s drivetrain responsiveness by reducing unwanted movement in the rear differential mounts, resulting in more direct power transfer and improved handling. Ideal for Subaru enthusiasts seeking a more confident and connected driving experience, these inserts fill the gaps in OEM bushings to stiffen the rear differential assembly, especially during aggressive acceleration and deceleration.
Built with a focus on durability and performance, Whiteline’s engineering approach ensures a direct fit with minimal installation effort. Crafted from high-quality materials, these inserts are designed to withstand demanding driving conditions, whether on the street or at the track. The result is a noticeable improvement in drivetrain control, which translates into sharper handling, reduced wheel hop, and more predictable power delivery—key benefits for Subaru owners who push their cars beyond daily driving.
Features & Specifications
This Whiteline differential insert kit is engineered for Subaru Legacy GT models from 2005 to 2009 and features durable polyurethane construction. It offers a straightforward upgrade to improve rear diff stability and handling precision.
- Brand: Whiteline
- Product: Rear Differential Positive Power Insert Kit 2005-2009 Legacy GT
- Part Number: (Refer to product packaging or Whiteline catalog)
- Fitment: Subaru Legacy GT (2005-2009)
- Material: High-Durability Polyurethane
- Finish: Black polyurethane
- Construction: Molded for precise fitment
- Origin: Designed and manufactured by Whiteline in Australia
Key Benefits
- Enhanced Drivetrain Responsiveness: Reduces drivetrain slack for more immediate power transfer, improving acceleration feel.
- Improved Handling & Stability: Limits differential movement, resulting in more predictable cornering and reduced wheel hop.
- Durable Construction: Made from high-quality polyurethane that withstands aggressive driving and harsh conditions.
- Easy Installation: Designed as a direct-fit upgrade, making it accessible for DIY enthusiasts with basic tools.
- Platform-Specific Fitment: Perfectly engineered for the 2005-2009 Subaru Legacy GT, ensuring reliable performance and fitment.
What’s Included
- 1× Whiteline Rear Differential Positive Power Insert Kit
- Installation instructions
Installation & Compatibility
This differential insert kit is a relatively straightforward upgrade suitable for DIY installation with basic hand tools. It involves removing the rear differential mounts and replacing OEM bushings with the Whiteline inserts to stiffen the assembly. While the process is manageable for experienced enthusiasts, professional installation is recommended for optimal results and to ensure proper alignment.
- Professional Installation: Recommended for best results
- Modifications Required: None, direct bolt-in fitment
- Verify Compatibility: Confirm your vehicle is a 2005-2009 Subaru Legacy GT to ensure proper fitment





