Exhaust Jeep Grand Cherokee

Exhaust systems for the Jeep Grand Cherokee include stainless steel cat-back systems, rear silencers, flexible pipes, and complete custom lines, adapted to different engines such as V8 4.7L, 5.7 HEMI, 6.4L SRT, and diesel variants. These systems improve sound, reduce noise and vibrations, and often come with CE certification for legal road use.

Flexible exhaust pipes absorb engine vibrations and thermal expansions to protect the exhaust system. For Jeep Grand Cherokee (2010-2013), common internal diameters are 45 mm, 55 mm, and 60 mm, with lengths ranging from 100 mm to 300 mm, providing a tailored fit for various placements between the engine, catalytic converter, and silencers.

Most Jeep Grand Cherokee exhaust systems use stainless steel (such as AISI 304 or INOX 409) for durability, corrosion resistance, and weight reduction. Stainless steel exhausts provide powerful sound, superior longevity, and maintain vehicle performance while complying with emission standards via catalytic converters and diesel particulate filters (DPFs).

• Durable and corrosion-resistant materials
• Improved power-to-weight ratio
• Better sound quality and reduced vibrations
• Compliance with Euro 4 and EPA emissions standards

Using high-quality materials ensures the exhaust system performs well over time and contributes to driving experience and legal compliance.

Yes, there are performance exhaust lines designed to improve horsepower and sound while reducing weight. Options include group N cat-back systems, stainless steel race catalytic converters with high CPSI ratings, and custom-made exhausts tailored specifically for Jeep Grand Cherokee models like WJ/JG. These upgrades enhance power delivery and driving experience.

• Group N exhaust lines for power-to-weight gains
• Race catalytic converters (e.g., 100 CPSI types)
• Custom stainless steel exhaust fabrication

Performance exhaust options must comply with legal emission standards to ensure they are road-legal.

The Jeep Grand Cherokee SRT and Trackhawk models come equipped with quad exhaust exits for a distinctive sound tailored to high-performance V8 engines (6.4L or 6.2L). These are designed to balance sound, power, and compliance with emission standards for a superior driving experience.

One frequent problem is cracks in the exhaust manifold, often remedied by replacement with stainless steel alternatives. Proper maintenance of the automatic transmission with specified fluids (ATF+4) is also important as transmission performance can impact exhaust function due to command-trac and quadra-trac systems affecting exhaust flow.

• Common issue: manifold cracking – replace with inox steel manifold
• Maintenance tip: use correct automatic transmission fluid for optimal performance
• Exhaust flow influenced by transmission drive systems

Regular inspections help in early detection and upkeep.

Ensure any exhaust system installed is CE or E24-103R certified, indicating it meets European emission and safety regulations. Avoid products lacking official certifications, especially those with only CE labels but no automotive homologation. This ensures your vehicle remains road-legal and emission compliant.

• Check for certification marks such as E24-103R
• Verify catalytic converters meet required emission standards
• Confirm compatibility with your vehicle’s engine and Euro standard

Installation should be done carefully to maintain sensor positioning and system integrity for regulation compliance.

Krosfou offers high-performance diesel particulate filters (DPFs) and catalytic converters for Jeep Grand Cherokee, manufactured in stainless steel with TÜV SÜD automotive certification. These new parts are covered by a 3-year warranty up to 100,000 km and support professional fitting and technical assistance.

• 3-year limited warranty on DPFs and catalytic converters
• Manufactured with top-grade stainless steel and advanced monolith technology
• Direct-from-factory prices and fast delivery options in the UK and Europe
• Professional technical support and installation advice available

Choosing certified parts ensures longevity, performance, and environmental compliance for your Jeep Grand Cherokee exhaust system.