Best Jeep Grand Cherokee Upgrades

If you’re searching for the best Jeep Grand Cherokee mods, you’ve come to the right place. In this guide, we’ll explore the top Jeep Grand Cherokee performance upgrades by aFe POWER that deliver real results—starting with cold air intakes, the most impactful upgrade for delivering clean, cold air, increased airflow, and more horsepower to the rest of the components. From there, we’ll move on to throttle bodies, exhaust systems, headers, and more.

Whether you drive a Trackhawk, SRT, 5.7-liter HEMI, or the 3.6-liter V6, these upgrades have been tested and proven to boost performance. Not only will you feel the difference in torque and acceleration, but you’ll also turn heads with a more aggressive sound and sleek under-hood styling. So, let’s dive into the best ways to transform your Grand Cherokee into a true powerhouse.

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Grand Cherokee Cold Air Intakes

When it comes to the best performance upgrades, Jeep Grand Cherokee Cold Air Intakes by aFe POWER improve airflow while delivering real horsepower and torque gains– tested on the dyno for accuracy. Furthermore, designed with minimal parts for easy installation, they don’t require any tuning either. Additionally, each intake includes a washable, reusable filter in your choice of Pro 5R for maximum performance or Pro DRY S for low-maintenance convenience. Ultimately, whether you drive a Trackhawk, SRT, 5.7-liter HEMI, or 3.6-liter V6, we offer a Grand Cherokee Cold Air Intake built to fit your engine that delivers results you can feel.

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Grand Cherokee Trackhawk Cold Air Intakes

Explore aFe Cold Air Intakes for the Jeep Grand Cherokee WK2 SRT Trackhawk that accentuate the powerful 6.2L supercharged engine.

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Grand Cherokee Trackhawk Forged Carbon Fiber aFe Intake with black filter installed

Trackhawk Forged Carbon Fiber Cold Air Intake

Part Number: 57-10028K

Inspired by the signature forged carbon fiber interior trim, the Track Series Forged Carbon Fiber Intake is engineered for enthusiasts who crave both style and substance. The forged carbon fiber tube and oversized stealth-black filter work together to unleash the supercharger whine, increase airflow by 30%, and unlock an impressive +36 horsepower and +35 lb-ft of torque.

Additional Intakes for the Grand Cherokee Trackhawk Include:

2019-2021 Jeep Grand Cherokee Trackhawk engine bay with aFe Track Series open-element Intake with Carbon Fiber tube and blue filter
2019-2021 Trackhawk Carbon Fiber Tube Open Intake
Part Number: 57-10009R

This twill-weave carbon fiber intake system boosts airflow by 30% over the factory setup, unlocking +36 horsepower and +35 lb-ft of torque. Designed to maximize incoming air and amplify the supercharger’s signature whine, it features an oversized high-flow filter and a sleek carbon fiber tube—delivering both performance and a premium under-hood aesthetic.

2018 Grand Cherokee Trackhawk intake with carbon fiber tube and blue filter installed
2018 Trackhawk Carbon Fiber Tube Open Intake
Part Number: 57-10002R

With a 33% increase in airflow over the factory intake, this open carbon fiber system delivers +37 horsepower and +34 lb-ft of torque. Designed for maximum performance, it features carbon fiber accents and an oversized filter that enhances both airflow and the signature supercharger whine to the 2018 Trackhawk.

Jeep Grand Cherokee SRT Cold Air Intakes

Explore aFe Cold Air Intakes for the Jeep Grand Cherokee WK2 SRT and SRT8 6.4L HEMI.

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Jeep SRT Carbon Fiber cold air intake in engine bay with 6.4 HEMI Engine

Grand Cherokee SRT Sealed Carbon Fiber Cold Air Intake

 Part Number: 58-10001R

Upgrade your Jeep Grand Cherokee SRT with the 6.4L HEMI using the Black Series Cold Air Intake. It outflows the factory intake by 45% and delivers gains of +35 horsepower and +31 lb-ft of torque. With lightweight carbon fiber construction, a massive 8.5-inch air filter, and a sealed, heat-resistant design, this system improves airflow and performance over stock.

Additional Intakes for the Grand Cherokee SRT and SRT8 Include:

Closeup on aFe Momentum GT cold air intake window to blue filter with white background
Grand Cherokee 6.4L Sealed Intake
Part Number: 54-76206-1

The Momentum GT Cold Air Intake for the Jeep SRT increases airflow by 31%, resulting in +35 horsepower and +31 lb-ft of torque. It features a sealed housing for maximum cool air with a subtle carbon fiber accent on the airbox and a high-flow filter, offering improved performance and a clean, refined look.

aFe Magnum Force Open Element Intake with blue filter installed in Jeep SRT 392 HEMI engine
Grand Cherokee 6.4L Open Intake
Part Number: 54-13063R

Designed for the Jeep Grand Cherokee SRT and SRT8 with the 6.4L HEMI, the Magnum Force Intake increases airflow by 49%, resulting in +25 horsepower and +26 lb-ft of torque. It features a bold, oversized open filter that enhances engine breathing and unleashes aggressive HEMI induction sound, making it a top choice for performance-focused builds.

aFe Open element intake with blue filter and carbon fiber tube on 392 Hemi Jeep SRT engine
Grand Cherokee 6.4L Open Intake with Carbon Fiber Tube
Part Number: 57-10014R

The Track Series Open Intake for the Jeep SRT increases airflow by 49%, delivering +25 horsepower and +26 lb-ft of torque. It features a lightweight carbon fiber intake tube and an oversized open filter, which improves engine breathing and enhances the supercharger whine. This setup is ideal for Jeep SRT owners seeking a bold sound and reliable performance gains.

Jeep Grand Cherokee 5.7L HEMI Cold Air Intakes

Explore aFe cold air intake options for the Jeep Grand Cherokee with the 5.7L HEMI, available on both the WK2 and WL chassis, whether you have the Limited, Overland, or Trailhawk trims.

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Momentum GT intake installed on 5.7-liter HEMI Jeep Grand Cherokee WL

Grand Cherokee WL 5.7L HEMI Momentum GT Cold Air Intake

Part Number: 50-70093R

The Momentum GT Sealed Intake is built specifically for the Jeep Grand Cherokee WL and Grand Cherokee L with the 5.7-liter HEMI V8. It outflows the factory intake by 40% and delivers maximum gains of +20 horsepower and +25 lb-ft of torque. The sealed housing helps maintain cooler intake temps.

Additional Intakes for the Jeep Grand Cherokee 5.7L Include:

aFe Momentum GT Sealed Cold Air Intake installed on Jeep Grand Cherokee WK2 V8 5.7L HEMI
Grand Cherokee WK2 5.7L Sealed Intake
Part Number: 54-76205-1

The Momentum GT Sealed Intake is built for the Jeep Grand Cherokee WK2 with the 5.7L HEMI. It outflows the factory intake by 42% and delivers maximum gains of +16 horsepower and +24 lb-ft of torque. The sealed housing helps maintain cooler intake temps.

Open element aFe intake with big, blue exposed filter installed on V8 5.7-liter HEMI Grand Cherokee WK2
Grand Cherokee WK2 5.7L Open Intake
Part Number: 54-13023R

The Magnum FORCE Stage-2 Intake is built for the Jeep Grand Cherokee WK2 with the 5.7L HEMI. It outflows the factory intake by 56% and delivers gains of +19 horsepower and +20 lb-ft of torque. Its open-element design delivers an aggressive sound, especially in Sport mode.

Jeep Grand Cherokee V6 Cold Air Intake

Explore aFe cold air intake options for the Jeep Grand Cherokee with the V6 3.6L engine, compatible with both WL and WK2 chassis, whether you have the Altitude, Trailhawk, or Overland trims.

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aFe Momentum GT intake installed on Jeep Grand Cherokee WL V6 engine bay

Grand Cherokee WL V6 Momentum GT Cold Air Intake

Part Number: 50-70107R

This Momentum GT Cold Air Intake is built for the WL Grand Cherokee and Grand Cherokee L with the V6 3.6L engine. It outflows the factory intake by 25% and delivers gains of up to +10 horsepower and +9 lb-ft of torque. The sealed design helps protect against debris while delivering clean, cold air and a sleek under-hood look.

Additional Intakes for the Jeep Grand Cherokee V6 Include:

aFe Momentum Cold Air intake for Grand Cherokee WK2 V6 on white background
16-22 Grand Cherokee WK2 V6 Sealed Intake
Part Number: 54-76214

The Momentum Cold Air Intake fits the 2016–2021 Grand Cherokee WK2 and 2022 Grand Cherokee WK with the V6 3.6L engine. It features a sealed design for maximum cool air and protection. It outflows the factory intake by up to 36% and delivers maximum gains of +12 horsepower and +14 lb-ft of torque.

Open style aFe intake with big blue filter installed in V6 Grand Cherokee WK2
16-22 Grand Cherokee WK2 Open Intake
Part Number: 54-13035R

The Magnum FORCE Stage-2 Intake fits the 2016–2021 Grand Cherokee WK2 and 2022 Grand Cherokee WK with the V6 3.6L engine. It outflows the factory intake by 49% and delivers dyno-proven gains of up to +12 horsepower and +10 lb-ft of torque. The open design showcases the filter and unleashes induction noise.

aFe Momentum GT Intake installed in Wk2 Grand Cherokee V6
11-15 Grand Cherokee WK2 Sealed Intake
Part Number: 54-76207

The Momentum GT Cold Air Intake fits the 2011–2015 Grand Cherokee WK2 with the V6 3.6L engine. It outflows the factory intake by up to 56% and delivers maximum gains of +21 horsepower and +23 lb-ft of torque. The sealed design maximizes cool air and protects from debris.

Jeep Grand Cherokee Throttle Bodies

After optimizing airflow with the cold air intake, the next step of reducing restriction is tackling the throttle body. Aftermarket aFe Throttle Bodies for the Grand Cherokee feature a bigger bore over factory, delivering more airflow, sharper throttle response, and increased horsepower. Built with plug-and-play electronics, an airflow-boosting serrated/swirl adapter, and no tuning required, they’re the perfect performance upgrade.

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aFe 90mm throttle body installed with aFe carbon fiber tube on 6.4 MOPAR

5.7L and 6.4L Grand Cherokee 90mm Throttle Body

Factory 80mm MOPAR 5.7 and 6.4 throttle body compared 90mm aFe throttle body
 Part Number: 46-39107

This 90mm throttle body increases airflow over the stock 80mm unit, boosting horsepower and throttle response. It fits the 2014-2023 Grand Cherokee with the 5.7L HEMI, the 2021-2024 Grand Cherokee L with the 5.7L HEMI, and also the 2014-2021 Grand Cherokee SRT with the 6.4L HEMI. It is recommended for installation with an aFe cold air intake.

Additional Jeep Grand Cherokee Throttle Bodies Include:

aFe 90mm large bore throttle body for 5.7, 6.1, and 6.4 HEMI engines on white background
Grand Cherokee 5.7L/6.4L HEMI 90mm Throttle Body
Part Number: 46-39112

The aFe 90mm throttle body is designed for the 2005-2013 Grand Cherokee 5.7 HEMI and the 2012-2013 Grand Cherokee SRT8 6.4L HEMI. It’s engineered to work seamlessly with aFe intake systems.

aFe 90mm large bore throttle body for 5.7, 6.1, and 6.4 HEMI engines on white background
Grand Cherokee V6 80mm Throttle Body
Part Number: 46-39105

This 80mm throttle body is designed for the 2011-2025 Grand Cherokee and 2022 Grand Cherokee WK with the V6 3.6L engines. It pairs with aFe intake systems to ensure proper fit and reliable performance.

Jeep Grand Cherokee Exhaust Systems

Once airflow into the engine is optimized, the next step is improving how air flows out and through your entire system. Upgrading your exhaust sound is another popular mod for Jeep Grand Cherokees. Explore aFe Exhaust Systems, focused on delivering a unique and aggressive sound while promising quality of materials. Additionally, the following aFe exhaust systems use factory-style flanges and hangers for a secure, bolt-on installation with no cutting required.

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Jeep Grand Cherokee SRT Exhaust Systems

This system is also available in two additional configurations:

Jeep Grand Cherokee SRT aFe Cat-Back Exhaust with mufflers and resonators on white background
 Part Number: 49-38059

This 304 Stainless Steel cat-back exhaust with mufflers and resonators is a sound-focused performance upgrade for the Jeep Grand Cherokee SRT– including the 2014-2021 SRT, 2012-2013 SRT8, and 2018-2021 Trackhawk. The dual high-flow mufflers and an X-Pipe with welded-on resonators work together to balance exhaust pulses, reduce drone, and eliminate unwanted resonance at specific RPMs. Not to mention, it delivers up to +21 horsepower and +35 lb-ft of torque. In addition, it retains the factory exhaust tips for a clean, OEM-style finish.

Additional Jeep Grand Cherokee Exhaust Systems Include:

Underneath shot of aFe Cat-Back Exhaust installed on Jeep Grand Cherokee L (WL)

Grand Cherokee L (WL) 5.7L HEMI / V6 3.6L Exhaust

Part Number: 49-38100

Designed specifically for the Jeep Grand Cherokee L (WL)– including 2021-2024 5.7L HEMI or 2021-2025 V6 3.6L, this cat-back exhaust delivers a deep, refined sound while enhancing durability. This system fits only Summit, Summit Reserve, and Overland sub-models equipped with factory exhaust bezels.

Rear angle of Black V6 3.6L Grand Cherokee WK2 with light rain on it with aFe Cat-Back Exhaust in industrial background

Grand Cherokee WK2 V6 3.6L Single Tip Exhaust

Part Number: 49-38078

Designed specifically for the 2014-2021 Jeep Grand Cherokee WK2 V6 with single factory exhaust exit,  this cat-back exhaust showed gains on the dyno of +5 horsepower and +8 lb-ft of torque. This system delivers a deeper, more aggressive exhaust note without unwanted drone. Additionally, it’s available with your choice of a black or polished clamp-on tip.

Under-vehicle view of aFe Cat-Back exhaust with dual tips installed on WK2 Grand Cherokee

Grand Cherokee WK2 5.7L HEMI / V6 Dual Exit Exhaust

Part Number: 49-38085

This cat-back exhaust for the Jeep Grand Cherokee WK2 is compatible with 2014–2021 V6 3.6L and 2011–2021 V8 5.7L models equipped with dual factory exhaust exits, and comes with option of black or polished clamp-on tips. It includes an integrated mitered merge X-Pipe that helps balance exhaust pulses, reduce drone, and improve scavenging. It also delivers dyno-tested gains of up to +5 horsepower and +11 lb-ft of torque.

Jeep Grand Cherokee Exhaust Headers

To take performance even further, pairing your exhaust system with high-flow headers enhances both power and sound. Upgrade your Jeep Grand Cherokee’s exhaust flow and sound with aFe Headers engineered for performance, precision, and durability. aFe headers are TIG-welded and built from high-grade materials to withstand high temperatures and long-term use. Each set features laser-cut flanges designed to match factory specs, ensuring a tight, leak-free fit. With no cutting or modifications required, installation is quick and straightforward.

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Dodge Durango SRT Hellcat Headers

Jeep Grand Cherokee SRT Trackhawk Afe twisted steel headers on white background

Grand Cherokee Trackhawk Short-Tube Headers with Cerakote Coating

 Part Number: 48-38032-T

Built for the Jeep Grand Cherokee Trackhawk with the 6.2L supercharged V8, these Twisted Steel shorty headers are crafted from mandrel-bent 304 stainless steel and finished with a Titanium Cerakote coating inside and out. This advanced thermal barrier helps lower engine bay temperatures by up to 46%, supporting improved performance and heat management. For those who prefer a raw finish, a non-coated 304 stainless steel version is also available.

Additional Jeep Grand Cherokee Headers Include:

aFe Twisted shorty headers for Grand Cherokee 5.7 HEMI on white background
V8 5.7L HEMI Short-Tube Headers
Part Number: 48-38029

These Twisted Steel shorty headers are built for the 2011–2021 Jeep Grand Cherokee WK2 with the 5.7L HEMI engine, offering performance gains of up to +6 horsepower and +7 lb-ft of torque. They are TIG-welded from 1-5/8 inch raw 304 stainless steel for durability and strength. For enhanced thermal control, a version with a Titanium Cerakote coating—applied inside and out—is also available, helping reduce engine bay temperatures by as much as 46%.

More Jeep Grand Cherokee Upgrades

Throttle Body Spacers

aFe Throttle Body Spacers are designed to enhance throttle response, increase horsepower and torque, and improve overall airflow. By extending the intake tract, they accelerate air velocity, promoting more efficient combustion. Made from precision-machined 6061-T6 billet aluminum, these spacers offer a lightweight yet durable solution with a perfect fit. The serrated/helix design minimizes intake whistle while helping optimize engine performance.

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aFe throttle body spacer for 6.2 liter supercharged MOPAR Hellcat engines on white background

Trackhawk Throttle Body Spacer

Part Number: 46-32011

This throttle body spacer fits the 2018-2021 Jeep Grand Cherokee Trackhawk. The clear anodized finish resists corrosion. Compatible with OE systems.

aFe billet aluminum throttle body spacer for 5.7 and 6.4 MOPAR vehicles on white background

Grand Cherokee SRT / SRT8 Throttle Body Spacer

Part Number: 46-32007

This spacer is engineered to enhance the 2014-2021 Grand Cherokee SRT with the 6.4L HEMI engine, the 2006-2010 SRT8 with the 6.1L HEMI engine, and the 2012-2013 SRT8 with the 6.4L engine.  It delivers gains of up to +12 HP horsepower and +14 lb-ft of torque. Compatible with OE and select aFe intake systems.

aFe billet aluminum throttle body spacer for 5.7 liter HEMI MOPAR vehicles on white background

5.7L HEMI Grand Cherokee Throttle Body Spacer

Part Number: 46-32005

Designed for the 2011-2021 Jeep Grand Cherokee with 5.7L HEMI engines, this spacer ensures a precise fit with factory throttle bodies. Compatible with OE systems.

aFe aluminum throttle body spacer for V6 3.6L MOPAR Dodge, and Jeep engines on white background

V6 3.6L Grand Cherokee Throttle Body Spacer

Part Number: 46-35003

This spacer fits the 2011-2020 Grand Cherokee with the V6 3.6L engine. It works seamlessly with both the factory air intake system and select aFe cold air intakes.

Upgrade your Jeep Grand Cherokee

In summary, enhancing your Jeep Grand Cherokee with aFe performance parts like cold air intakes, headers, and throttle bodies improves power, efficiency, and throttle response. Whether you’re chasing speed or tackling trails, these upgrades deliver the reliability and performance you expect. Explore your options to take your Trackhawk, SRT, or Trailhawk to the next level.

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