SKU: 260-6302 | UPC: 672036034948
ARP Subaru EJ25 DOHC Turbo Rod Bolt Kit 2004-2012 Impreza WRX STI
ARP rod bolt kit upgrades Subaru EJ25 DOHC turbo engines in 2004-2012 Impreza WRX and STI models with fasteners built for high-performance reliability. These bolts maintain clamp load under extreme boost and rpm for street strip or track driving. Perfect match for EJ255 and EJ257 engines in WRX STI Forester XT Baja Turbo and Saab 9-2X Aero.
Key Features
- Genuine ARP Fasteners: Forged from ARP2000 alloy rated at 220,000 psi tensile strength for consistent clamping in boosted applications
- Precision-Rolled Threads: Provide maximum thread strength and accurate torque values for secure rod cap retention
- Heat Treated Design: Ensures fatigue resistance during repeated heat cycles and high-rpm operation
- Matched Hardware Set: Includes bolts washers and instructions for complete rod bearing cap assembly
- Application-Specific Engineering: Designed exclusively for Subaru EJ25 DOHC turbo to handle 500+ whp builds
Product Notes
- Inspect rods for stretch before installation to ensure proper fit
- Apply ARP Ultra-Torque lubricant on threads and under bolt heads
- Compact packaging fits easily in toolbox for trackside service
Installation Notes
- Professional installation recommended.
- Torque to ARP specs in 3 stages using sequence diagram provided
- Compatible with stock Subaru rods and aftermarket H-beam or I-beam rods
This Part Fits
| Year | Make | Model | Submodel |
|---|---|---|---|
| 2004-2012 | Subaru | Impreza | WRX STI |
| 2007 | Subaru | Impreza | WRX STI Limited |
| 2011-2012 | Subaru | Impreza | WRX STI Limited |
| 2010 | Subaru | Impreza | WRX STI Special Edition |
| 2006-2012 | Subaru | Impreza | WRX |
| 2006 | Saab | 9-2X | Aero |
| 2004-2006 | Subaru | Baja | Turbo |
| 2008 | Subaru | Forester | Sports 2.5 XT |
Why Choose ARP?
- Proven in NHRA and SCCA racing for decades of dependable performance
- CNC-machined in USA with exacting tolerances for Subaru engines
- Backed by ARP lifetime warranty against fastener failure
Frequently Asked Questions
- Q: Will this kit fit EJ257 engines in 2004 STI?
A: Yes ARP 260-6302 bolts are direct replacement for all EJ25 DOHC turbo variants including EJ255 in WRX and EJ257 in STI from 2004-2012 - Q: What material are these rod bolts made from?
A: ARP2000 chrome moly alloy with proprietary heat treatment for 220,000 psi strength exceeding OEM by 140 percent - Q: Do I need special tools for installation?
A: Standard torque wrench and ARP lube suffice follow included guide for 60 degree angle torque method after initial stretch
Shipping & Handling
- Method: UPS Ground or USPS Priority
- Availability: In stock – ships same or next business day
- Packaging: Secure foam-lined box 7 x 5 x 1 inches
- Weight: 0.80 lbs
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