FastHemis One-Click Stage 1 Kit Bundle

Fits 2011–2021 Jeep Grand Cherokee 6.4L SRT8

Why Buy the Bundle?

The FastHemis One-Click Stage 1 Kit offers a seamless upgrade path for Jeep Grand Cherokee 6.4L SRT8 owners seeking enhanced performance without the hassle of sourcing individual parts. Each component is carefully selected to complement your vehicle’s platform, ensuring compatibility and maximizing power gains. This bundle delivers a straightforward, bolt-on solution that improves throttle response, combustion efficiency, and overall driving experience. By combining premium parts at a competitive price, FastHemis provides enthusiasts with expert-curated performance enhancements in one convenient package.

What's Included

• aFe Momentum GT Carbon Fiber Cold Air Intake: Designed to replace the restrictive factory intake, this lightweight carbon fiber system with Pro Dry-S filter improves airflow and throttle response for the 2012–2021 Jeep Grand Cherokee 6.4L SRT8 and Dodge Durango 6.4L 392.
• Ripp HEMI High Performance Coil Packs: Featuring enhanced windings and high-quality materials, these coil packs boost spark energy to increase cylinder flame speed, delivering up to 30 wheel horsepower gains on 6.4L engines with direct bolt-on installation and heat-resistant housing.
• E3 Spark Plugs 11-24 Chrysler 300 / Dodge Challenger / Charger 6.4L 392 E3.74: Equipped with patented DiamondFIRE technology and a triple-legged ground electrode, these spark plugs promote faster, more complete combustion for improved horsepower, fuel efficiency, and long-lasting performance without the need for gap adjustments.

Bundle Overview

This Stage 1 Kit combines a high-flow carbon fiber cold air intake, advanced ignition coil packs, and performance spark plugs to optimize your Jeep Grand Cherokee’s 6.4L SRT8 engine. The intake enhances airflow, allowing the engine to breathe more efficiently, while the upgraded coil packs increase spark energy for faster combustion and improved cylinder pressure. Complementing these, the E3 spark plugs ensure a more complete and efficient burn, supporting better throttle response and fuel economy. Together, these components create a balanced system that elevates power delivery and engine responsiveness.

Ideal for enthusiasts looking to enhance daily driving performance or weekend cruising, this bundle offers a reliable and effective upgrade path without requiring tuning or complex installation.

Expected Performance

The Ripp coil packs contribute up to an additional 25–30 wheel horsepower on the 6.4L engine by increasing spark energy and combustion efficiency. The intake and spark plugs support these gains by improving airflow and combustion quality, resulting in a smoother, more responsive driving experience.

Key Features

This bundle combines advanced materials and engineering to deliver superior performance:

• Lightweight carbon fiber construction for the cold air intake reduces weight and heat soak.
• Pro Dry-S filter provides excellent filtration and reusable design.
• High-density polymer and heat-resistant housing on coil packs ensure durability under extreme conditions.
• Increased coil winding turns enhance spark energy for faster flame propagation.
• DiamondFIRE technology in spark plugs promotes more complete combustion and improved throttle response.
• Direct bolt-on installation with no tuning required for coil packs and intake.
• Fixed-gap spark plugs eliminate the need for adjustments, ensuring consistent performance.
• Compatible with naturally aspirated and forced induction 6.4L HEMI engines.