FastHemis One-Click Stage 1 Kit Bundle

Fits 2011–2021 Jeep Grand Cherokee 6.4L SRT

Why Buy the Bundle?

The FastHemis One-Click Stage 1 Kit offers a seamless upgrade path for your Jeep Grand Cherokee 6.4L SRT, combining expertly selected components designed to work in harmony. This bundle provides a hassle-free shopping experience with all necessary parts included, ensuring perfect fitment and compatibility. Hand-picked by performance specialists, each item delivers targeted improvements to power, throttle response, and combustion efficiency. By choosing this kit, you benefit from premium parts at a better value than purchasing individually, making it an ideal choice for enthusiasts seeking reliable, bolt-on gains.

What's Included

• aFe Momentum GT Carbon Fiber Cold Air Intake: A lightweight, high-flow intake system featuring a Pro Dry-S filter that replaces the restrictive factory setup to enhance airflow and throttle response for the 2012–2021 Jeep Grand Cherokee 6.4L SRT8 and compatible Dodge Durango models.
• Ripp HEMI High Performance Coil Packs: Upgraded ignition coil packs engineered with increased windings and superior materials to deliver a stronger spark, boosting cylinder flame speed and improving power output by up to 30 wheel horsepower on 6.4L engines. Includes all eight coil packs with heat-resistant housings for durability.
• E3.74 Automotive Spark Plugs: High-performance spark plugs featuring patented DiamondFIRE technology and a triple-legged ground electrode to promote faster, more complete combustion. Designed for a precise fit with a fixed gap for consistent ignition and extended service life.

Bundle Overview

This Stage 1 Kit combines enhanced intake, ignition, and spark plug technologies to optimize your Jeep Grand Cherokee’s 6.4L SRT engine performance. The aFe Momentum GT intake increases airflow with its carbon fiber construction and high-efficiency filter, while the Ripp coil packs deliver a hotter, more powerful spark that accelerates combustion speed and improves throttle response. Complementing these upgrades, the E3 spark plugs ensure consistent ignition and efficient fuel burn, supporting smoother engine operation and improved power delivery.

Together, these components form a cohesive system that elevates engine efficiency and responsiveness without requiring tuning. This bundle is perfect for enthusiasts looking to unlock additional horsepower and torque with reliable, bolt-on parts suited for daily driving and spirited performance.

Expected Performance

The Ripp coil packs alone contribute up to an additional 25–30 wheel horsepower on the 6.4L HEMI, thanks to increased spark energy and improved combustion dynamics. The intake and spark plugs support these gains by enhancing airflow and combustion efficiency, resulting in a more responsive and powerful driving experience.

Key Features

This bundle combines advanced materials and engineering for lasting performance:

• Carbon fiber intake tube for lightweight strength and improved airflow
• Pro Dry-S high-flow air filter for superior filtration and easy maintenance
• High-density polymer and heat-resistant coil pack housings for durability under extreme conditions
• Increased coil winding turns for stronger, more consistent spark energy
• Patented DiamondFIRE spark plug technology for optimized combustion and fuel efficiency
• Triple-legged ground electrode design to enhance heat dissipation and combustion turbulence
• Direct bolt-on installation with no tuning required for all components
• Precision fitment tailored specifically for 6.4L HEMI engines in Jeep Grand Cherokee and compatible models