ARP 12pt Hardware Kit

2011–2025 Subaru Forester / Subaru Impreza 2.0L Turbo / 2.5L

Part #: 670-1016

Overview

The ARP 12pt Hardware Kit is a premium fastener solution designed for automotive enthusiasts and professionals who demand the highest quality hardware for their builds. Whether you're assembling a high-performance engine, upgrading suspension components, or securing critical parts on your vehicle, this kit provides reliable, durable fasteners that ensure safety and longevity.

Manufactured by ARP, a recognized leader in high-performance fasteners, this hardware kit is ideal for those looking to replace or upgrade factory bolts with premium-grade, heat-treated fasteners. Its robust construction and superior materials make it suitable for a wide range of applications, from daily drivers to race cars and off-road vehicles.

Key Features

The ARP 12pt Hardware Kit offers a combination of strength, durability, and precision engineering, making it a valuable addition to any automotive project. Key features include:

• Constructed from ARP's proprietary 8740 chromoly steel, known for its exceptional strength and toughness.
• Heat-treated to a tensile strength of 180,000 psi, providing a significant safety margin over standard Grade 8 hardware.
• Black oxide finish enhances corrosion resistance and provides a sleek, professional appearance.
• Designed with a 12-point head for increased wrench engagement, allowing for easier installation and removal in tight spaces.
• Available in a variety of thread sizes and head styles to suit multiple applications, ensuring compatibility with most automotive needs.
• Precision-machined to strict tolerances for a perfect fit and reliable performance under high-stress conditions.
• Ideal for use in engine assembly, suspension, chassis, and other critical components requiring high-strength fasteners.
• Manufactured by ARP, a trusted name in racing and performance fasteners, ensuring quality and consistency.
• Suitable for use on cars, boats, trailers, and other machinery requiring durable, high-performance hardware.

Construction & Design

The ARP 12pt Hardware Kit is crafted from ARP's renowned 8740 chromoly steel, a material celebrated for its superior strength-to-weight ratio and toughness. The fasteners undergo a proprietary heat-treating process that enhances tensile strength to 180,000 psi, ensuring they can withstand extreme loads and stresses. The black oxide finish not only provides corrosion resistance but also adds a professional, finished look to your assembly.

The 12-point head design offers increased wrench engagement compared to traditional 6-point bolts, making installation and removal easier, especially in tight or hard-to-reach areas. The precision machining ensures a perfect fit, reducing the risk of stripping or damaging the fasteners during installation. These features collectively contribute to a reliable, long-lasting fastening solution suitable for demanding automotive applications.

Performance & Reliability

Designed for high-performance and safety-critical applications, the ARP 12pt Hardware Kit provides peace of mind knowing that your vehicle's critical components are secured with some of the strongest fasteners available. The high tensile strength and corrosion-resistant finish ensure that these bolts will maintain their integrity over time, even in harsh environments or under high stress.

Installation & Fitment

This hardware kit is designed for straightforward, bolt-on installation. Its compatibility with a wide range of thread sizes makes it versatile for various applications across different vehicle makes and models. No special tools beyond standard wrenches are required, and the high-quality machining ensures a secure, precise fit. Always follow manufacturer torque specifications to ensure optimal performance and safety.

• Easy to install with standard hand tools.
• No special modifications or adjustments needed.
• Suitable for use in engine assembly, suspension, chassis, and other high-stress areas.

What's Included

• Complete set of high-strength M6 x 1.0 chromoly bolts with 12-point heads
• Assorted hardware to cover common fastener needs
• Installation instructions (if provided by ARP)

Ideal For

• Automotive enthusiasts building or upgrading high-performance engines
• Professional mechanics requiring reliable, high-strength fasteners
• Off-road and racing applications demanding durability and safety
• Restoration projects where OEM hardware is replaced with premium components

Emissions Note

This product is designed for use in off-road, racing, or other applications where emissions compliance is not required. Please verify local regulations before installation on street-driven vehicles.