Grand Cherokee SRT 6.4L (2012-2021)
Performance parts for the 2012-2021 Jeep Grand Cherokee SRT and SRT8 with the 6.4L 392 HEMI: Kooks long tube headers, intakes, camshafts, superchargers, brakes, driveline parts and custom tuning.
Popular brands for the Jeep Grand Cherokee SRT 6.4: ARP, Hawk Performance, Kooks, Modern Muscle and Diablosport.
Shop Jeep Grand Cherokee SRT 6.4 parts by category
Accessories · Brakes · Camshafts · Cold Air Intakes · Drivetrain & Driveshafts · Engine Components · Exhaust · Gauges & Gauge Pods · Superchargers · Suspension · Throttle Bodies · Tuners & Programmers
Tuning: custom remote tuning with HP Tuners is available as Stage 1 (bolt-ons), Stage 2 (cam/heads) and Stage 3 (supercharged) tunes. 2015 and newer models have a locked PCM that needs our PCM unlock service before tuning.
Frequently Asked Questions
What custom tunes are available for the Jeep Grand Cherokee SRT 6.4?
Custom remote tuning with HP Tuners is available as Stage 1 (bolt-ons), Stage 2 (cam/heads) and Stage 3 (supercharged) tunes.
Do I need a PCM unlock to tune a 2015+ Jeep Grand Cherokee SRT 6.4?
Yes. 2015 and newer models have a locked PCM that must be unlocked before custom tuning. See our PCM unlock service.
Accessories for the Jeep Grand Cherokee SRT 6.4 (2012-2021). Shop accessories from WeatherTech, ATI Performance and BBK, each listed with fitment for the Jeep Grand Cherokee SRT 6.4.
More Jeep Grand Cherokee SRT 6.4 parts: All Jeep Grand Cherokee SRT 6.4 parts · Brakes · Camshafts · Cold Air Intakes · Drivetrain & Driveshafts · Engine Components · Exhaust · Gauges & Gauge Pods · Superchargers · Suspension · Throttle Bodies · Tuners & Programmers
Brakes for the Jeep Grand Cherokee SRT 6.4 (2012-2021). Shop brakes from Hawk Performance and StopTech, each listed with fitment for the Jeep Grand Cherokee SRT 6.4.
More Jeep Grand Cherokee SRT 6.4 parts: All Jeep Grand Cherokee SRT 6.4 parts · Accessories · Camshafts · Cold Air Intakes · Drivetrain & Driveshafts · Engine Components · Exhaust · Gauges & Gauge Pods · Superchargers · Suspension · Throttle Bodies · Tuners & Programmers
Frequently Asked Questions
Which brake pads are best for my Jeep Grand Cherokee SRT 6.4?
Street performance pads such as Hawk HPS or EBC Redstuff suit daily driving with more bite; track and race compounds need heat to work and are not ideal for the street.
Camshafts for the Jeep Grand Cherokee SRT 6.4 (2012-2021). Shop camshafts from Modern Muscle and Comp Cams, each listed with fitment for the Jeep Grand Cherokee SRT 6.4.
More Jeep Grand Cherokee SRT 6.4 parts: All Jeep Grand Cherokee SRT 6.4 parts · Accessories · Brakes · Cold Air Intakes · Drivetrain & Driveshafts · Engine Components · Exhaust · Gauges & Gauge Pods · Superchargers · Suspension · Throttle Bodies · Tuners & Programmers
Frequently Asked Questions
Do I need a tune after a cam swap on my Jeep Grand Cherokee SRT 6.4?
Yes. A cam swap needs a Stage 2 custom tune. See our custom remote tuning.
Do I need new valve springs with an aftermarket cam?
Most performance cams call for upgraded valve springs. Check the spec card or product notes for each cam.
Cold Air Intakes for the Jeep Grand Cherokee SRT 6.4 (2012-2021). Shop cold air intakes from AFE and LMI (Legmaker) Intakes, each listed with fitment for the Jeep Grand Cherokee SRT 6.4.
More Jeep Grand Cherokee SRT 6.4 parts: All Jeep Grand Cherokee SRT 6.4 parts · Accessories · Brakes · Camshafts · Drivetrain & Driveshafts · Engine Components · Exhaust · Gauges & Gauge Pods · Superchargers · Suspension · Throttle Bodies · Tuners & Programmers
Frequently Asked Questions
Do I need a tune for a cold air intake on my Jeep Grand Cherokee SRT 6.4?
An intake can be installed on its own, but a custom tune gets the most out of it and keeps fueling correct. See our custom remote tuning.
Drivetrain & Driveshafts for the Jeep Grand Cherokee SRT 6.4 (2012-2021). Shop drivetrain & driveshafts from FTI Converters and Drive Shaft Shop, each listed with fitment for the Jeep Grand Cherokee SRT 6.4.
More Jeep Grand Cherokee SRT 6.4 parts: All Jeep Grand Cherokee SRT 6.4 parts · Accessories · Brakes · Camshafts · Cold Air Intakes · Engine Components · Exhaust · Gauges & Gauge Pods · Superchargers · Suspension · Throttle Bodies · Tuners & Programmers
Frequently Asked Questions
Do I need a driveshaft upgrade on my Jeep Grand Cherokee SRT 6.4?
Once power and traction go well past stock, especially with drag radials or slicks, an upgraded driveshaft is cheap insurance against failure.
Engine Components for the Jeep Grand Cherokee SRT 6.4 (2012-2021). Shop engine components from ARP and ATI Performance, each listed with fitment for the Jeep Grand Cherokee SRT 6.4.
More Jeep Grand Cherokee SRT 6.4 parts: All Jeep Grand Cherokee SRT 6.4 parts · Accessories · Brakes · Camshafts · Cold Air Intakes · Drivetrain & Driveshafts · Exhaust · Gauges & Gauge Pods · Superchargers · Suspension · Throttle Bodies · Tuners & Programmers
Frequently Asked Questions
Why upgrade to ARP head studs on my Jeep Grand Cherokee SRT 6.4?
ARP studs give stronger, more consistent clamping force than factory head bolts, which helps keep head gaskets sealed under boost or nitrous.
Exhaust for the Jeep Grand Cherokee SRT 6.4 (2012-2021). Shop exhaust from Kooks, Stainless Works, Borla and Corsa Performance, each listed with fitment for the Jeep Grand Cherokee SRT 6.4.
More Jeep Grand Cherokee SRT 6.4 parts: All Jeep Grand Cherokee SRT 6.4 parts · Accessories · Brakes · Camshafts · Cold Air Intakes · Drivetrain & Driveshafts · Engine Components · Gauges & Gauge Pods · Superchargers · Suspension · Throttle Bodies · Tuners & Programmers
Frequently Asked Questions
Do long tube headers need a tune on my Jeep Grand Cherokee SRT 6.4?
A custom tune is recommended after installing headers so fueling and timing match the new airflow. See our custom remote tuning.
Are aftermarket headers street legal?
It depends on the product and where you live. Check the emissions notes on each listing and your local laws before installing.
Gauges & Gauge Pods for the Jeep Grand Cherokee SRT 6.4 (2012-2021). Shop gauges & gauge pods from AutoMeter, each listed with fitment for the Jeep Grand Cherokee SRT 6.4.
More Jeep Grand Cherokee SRT 6.4 parts: All Jeep Grand Cherokee SRT 6.4 parts · Accessories · Brakes · Camshafts · Cold Air Intakes · Drivetrain & Driveshafts · Engine Components · Exhaust · Superchargers · Suspension · Throttle Bodies · Tuners & Programmers
Frequently Asked Questions
Why add a wideband gauge to my Jeep Grand Cherokee SRT 6.4?
A wideband air/fuel gauge shows the real mixture, which is the best early warning of a lean condition on a modified engine.
Superchargers for the Jeep Grand Cherokee SRT 6.4 (2012-2021). Shop superchargers from Whipple Superchargers and Procharger, each listed with fitment for the Jeep Grand Cherokee SRT 6.4.
More Jeep Grand Cherokee SRT 6.4 parts: All Jeep Grand Cherokee SRT 6.4 parts · Accessories · Brakes · Camshafts · Cold Air Intakes · Drivetrain & Driveshafts · Engine Components · Exhaust · Gauges & Gauge Pods · Suspension · Throttle Bodies · Tuners & Programmers
Frequently Asked Questions
Do I need a tune with a supercharger on my Jeep Grand Cherokee SRT 6.4?
Yes. Every supercharger system or upgrade needs a custom tune to control fueling, timing and boost. See our custom remote tuning.
What is the difference between a complete system and a tuner kit?
A complete system includes everything in the kit; a tuner kit is meant for owners who will have the vehicle custom tuned. Check each listing for exactly what is included.
Suspension for the Jeep Grand Cherokee SRT 6.4 (2012-2021). Shop suspension from Eibach, each listed with fitment for the Jeep Grand Cherokee SRT 6.4.
More Jeep Grand Cherokee SRT 6.4 parts: All Jeep Grand Cherokee SRT 6.4 parts · Accessories · Brakes · Camshafts · Cold Air Intakes · Drivetrain & Driveshafts · Engine Components · Exhaust · Gauges & Gauge Pods · Superchargers · Throttle Bodies · Tuners & Programmers
Frequently Asked Questions
What suspension upgrade should I do first on my Jeep Grand Cherokee SRT 6.4?
Lowering springs or sway bars are the common first step for street handling; drag racers usually start with drag shocks for better weight transfer.
Throttle Bodies for the Jeep Grand Cherokee SRT 6.4 (2012-2021). Shop throttle bodies from BBK and Modern Muscle, each listed with fitment for the Jeep Grand Cherokee SRT 6.4.
More Jeep Grand Cherokee SRT 6.4 parts: All Jeep Grand Cherokee SRT 6.4 parts · Accessories · Brakes · Camshafts · Cold Air Intakes · Drivetrain & Driveshafts · Engine Components · Exhaust · Gauges & Gauge Pods · Superchargers · Suspension · Tuners & Programmers
Frequently Asked Questions
Does a throttle body upgrade on my Jeep Grand Cherokee SRT 6.4 need a tune?
Ported factory-size throttle bodies are usually plug-and-play. Larger-bore throttle bodies may need a tune. Check the notes on each listing.
Tuners & Programmers for the Jeep Grand Cherokee SRT 6.4 (2012-2021). Shop tuners & programmers from Diablosport and Z Automotive, each listed with fitment for the Jeep Grand Cherokee SRT 6.4.
More Jeep Grand Cherokee SRT 6.4 parts: All Jeep Grand Cherokee SRT 6.4 parts · Accessories · Brakes · Camshafts · Cold Air Intakes · Drivetrain & Driveshafts · Engine Components · Exhaust · Gauges & Gauge Pods · Superchargers · Suspension · Throttle Bodies
Frequently Asked Questions
Handheld tuner or custom tune for my Jeep Grand Cherokee SRT 6.4?
A handheld tuner with pre-loaded tunes is the quickest start. A custom tune is written for your exact parts and is the better choice for modified vehicles. See our custom remote tuning.