MagnaFlow Street Series Cat-Back Exhaust
1998 Jeep Grand Cherokee 5.2L V8, 5.9L V8
Part #: 15858
Overview
The MagnaFlow Street Series Cat-Back Exhaust System is a precision-engineered upgrade designed specifically for the 1998 Jeep Grand Cherokee models equipped with 5.2L and 5.9L V8 engines. This cat-back system replaces the factory exhaust components from just behind the catalytic converter to the rear exit, delivering improved exhaust flow, enhanced throttle response, and a refined yet aggressive exhaust tone. It is ideal for Jeep owners seeking a balanced combination of performance, style, and everyday drivability without compromising reliability.
Whether you want to elevate your Jeep’s sound profile or gain a noticeable boost in exhaust efficiency, this direct-fit system offers a seamless installation experience and long-lasting durability. It caters to enthusiasts who appreciate a sporty exhaust note that commands attention without overwhelming interior cabin noise.
Key Features
Built with advanced engineering and premium materials, the MagnaFlow Street Series Cat-Back Exhaust offers a range of benefits that enhance both performance and aesthetics:
- Mandrel-bent 2.5-inch main piping for smooth, unrestricted exhaust flow
- Single straight-through muffler design to reduce backpressure and maximize power delivery
- Polished 3.5-inch double-wall angle cut rolled edge exhaust tips for a sleek, durable finish
- Cat-back layout replacing stock components from the catalytic converter to the rear exit
- Direct-fit design developed through extensive 3D scanning for precise fitment
- Manufactured using CNC robotic techniques ensuring consistent quality and weld integrity
- Constructed from corrosion-resistant stainless steel for long-lasting performance and appearance
- Backed by MagnaFlow’s 1-year limited finish warranty and limited lifetime construction warranty
Construction & Design
This exhaust system is crafted from premium stainless steel, engineered to endure daily driving conditions and resist corrosion over time. The mandrel-bent tubing maintains a consistent diameter through bends, preventing flow restrictions and optimizing exhaust gas evacuation. Precision robotic manufacturing ensures every weld and component meets strict quality standards, resulting in a system that fits perfectly and performs reliably.
The polished double-wall exhaust tips not only enhance the Jeep’s rear appearance but also resist heat discoloration and environmental wear, maintaining their shine mile after mile.
Performance & Sound
The MagnaFlow Street Series Cat-Back Exhaust is dyno-tested to improve exhaust flow, which can lead to enhanced throttle response and overall engine efficiency. Its straight-through muffler design produces a deep, resonant exhaust tone that is powerful yet controlled, delivering a moderate exterior sound level and a mild interior noise profile. This sound balance ensures your Jeep stands out with a commanding presence without being intrusive during daily driving.
Installation & Fitment
Designed as a direct-fit cat-back system, this MagnaFlow exhaust installs easily using existing mounting points and hardware, requiring no cutting, welding, or modifications. The kit fits 1998 Jeep Grand Cherokee models equipped with 5.2L and 5.9L V8 engines, including Laredo, Limited, and 5.9 Limited trims. Whether you are a DIY enthusiast or a professional installer, this system offers a straightforward upgrade that enhances your Jeep’s performance and style.
What's Included
- Mandrel-bent 2.5-inch stainless steel main piping
- Single straight-through muffler
- 3.5-inch polished double-wall angle cut rolled edge exhaust tip
- All necessary clamps and hardware for installation
- Detailed installation instructions
Ideal For
This MagnaFlow Street Series Cat-Back Exhaust is perfect for Jeep Grand Cherokee owners who want to improve their vehicle’s performance and sound without sacrificing daily drivability. It suits enthusiasts looking for a durable, high-quality exhaust upgrade that delivers a sporty yet refined exhaust note and enhanced exhaust flow. Whether used for daily commuting, weekend adventures, or light off-roading, this system adds both style and substance to your Jeep.
MagnaFlow is a performance exhaust manufacturer best known for cat‑back and axle‑back systems, mufflers, and catalytic converters engineered for quality sound and improved flow. Their vehicle-specific exhaust options span muscle, import, and truck applications—making MagnaFlow a staple upgrade when you want a deeper tone, cleaner fitment, and a proven performance-focused exhaust setup.
MagnaFlow Street Series Cat-Back Exhaust Polished Tips (REAR): Jeep Grand Cherokee 1998 5.2L / 5.9L V8
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15858 MagnaFlow 98 Jeep Grand Cherokee Street Series Cat-Back Exhaust Polished Tips. The MagnaFlow Street Series Cat-Back Exhaust enhances performance and sound for 1998 Jeep Grand Cherokee 5.2L and 5.9L V8 models. Featuring mandrel-bent 2.5-inch piping and a straight-through muffler, it improves exhaust flow and throttle response while delivering a deep, resonant tone. The polished double-wall tips add a stylish finish, and the direct-fit design ensures easy installation with no modifications needed. Crafted from corrosion-resistant stainless steel, this system offers durability and a refined exhaust note perfect for daily driving and spirited adventures.
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MagnaFlow Street Series Cat-Back Exhaust
1998 Jeep Grand Cherokee 5.2L V8, 5.9L V8
Part #: 15858
Overview
The MagnaFlow Street Series Cat-Back Exhaust System is a precision-engineered upgrade designed specifically for the 1998 Jeep Grand Cherokee models equipped with 5.2L and 5.9L V8 engines. This cat-back system replaces the factory exhaust components from just behind the catalytic converter to the rear exit, delivering improved exhaust flow, enhanced throttle response, and a refined yet aggressive exhaust tone. It is ideal for Jeep owners seeking a balanced combination of performance, style, and everyday drivability without compromising reliability.
Whether you want to elevate your Jeep’s sound profile or gain a noticeable boost in exhaust efficiency, this direct-fit system offers a seamless installation experience and long-lasting durability. It caters to enthusiasts who appreciate a sporty exhaust note that commands attention without overwhelming interior cabin noise.
Key Features
Built with advanced engineering and premium materials, the MagnaFlow Street Series Cat-Back Exhaust offers a range of benefits that enhance both performance and aesthetics:
- Mandrel-bent 2.5-inch main piping for smooth, unrestricted exhaust flow
- Single straight-through muffler design to reduce backpressure and maximize power delivery
- Polished 3.5-inch double-wall angle cut rolled edge exhaust tips for a sleek, durable finish
- Cat-back layout replacing stock components from the catalytic converter to the rear exit
- Direct-fit design developed through extensive 3D scanning for precise fitment
- Manufactured using CNC robotic techniques ensuring consistent quality and weld integrity
- Constructed from corrosion-resistant stainless steel for long-lasting performance and appearance
- Backed by MagnaFlow’s 1-year limited finish warranty and limited lifetime construction warranty
Construction & Design
This exhaust system is crafted from premium stainless steel, engineered to endure daily driving conditions and resist corrosion over time. The mandrel-bent tubing maintains a consistent diameter through bends, preventing flow restrictions and optimizing exhaust gas evacuation. Precision robotic manufacturing ensures every weld and component meets strict quality standards, resulting in a system that fits perfectly and performs reliably.
The polished double-wall exhaust tips not only enhance the Jeep’s rear appearance but also resist heat discoloration and environmental wear, maintaining their shine mile after mile.
Performance & Sound
The MagnaFlow Street Series Cat-Back Exhaust is dyno-tested to improve exhaust flow, which can lead to enhanced throttle response and overall engine efficiency. Its straight-through muffler design produces a deep, resonant exhaust tone that is powerful yet controlled, delivering a moderate exterior sound level and a mild interior noise profile. This sound balance ensures your Jeep stands out with a commanding presence without being intrusive during daily driving.
Installation & Fitment
Designed as a direct-fit cat-back system, this MagnaFlow exhaust installs easily using existing mounting points and hardware, requiring no cutting, welding, or modifications. The kit fits 1998 Jeep Grand Cherokee models equipped with 5.2L and 5.9L V8 engines, including Laredo, Limited, and 5.9 Limited trims. Whether you are a DIY enthusiast or a professional installer, this system offers a straightforward upgrade that enhances your Jeep’s performance and style.
What's Included
- Mandrel-bent 2.5-inch stainless steel main piping
- Single straight-through muffler
- 3.5-inch polished double-wall angle cut rolled edge exhaust tip
- All necessary clamps and hardware for installation
- Detailed installation instructions
Ideal For
This MagnaFlow Street Series Cat-Back Exhaust is perfect for Jeep Grand Cherokee owners who want to improve their vehicle’s performance and sound without sacrificing daily drivability. It suits enthusiasts looking for a durable, high-quality exhaust upgrade that delivers a sporty yet refined exhaust note and enhanced exhaust flow. Whether used for daily commuting, weekend adventures, or light off-roading, this system adds both style and substance to your Jeep.
MagnaFlow is a performance exhaust manufacturer best known for cat‑back and axle‑back systems, mufflers, and catalytic converters engineered for quality sound and improved flow. Their vehicle-specific exhaust options span muscle, import, and truck applications—making MagnaFlow a staple upgrade when you want a deeper tone, cleaner fitment, and a proven performance-focused exhaust setup.
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YEARMAKEMODELSUBMODEL1993 - 1998JeepGrand Cherokee5.2L V81993 - 1998JeepGrand Cherokee5.9L V8
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Standard shipping
Free Standard Shipping on orders over $300. Select “Free Shipping” at checkout. *Exclusions apply on oversized and freight items.
Free Easy Returns
Need to return an item? We make it easy. Email us and we'll send you a free return label with instructions on how to return.