Collection: Exhaust System Upgrades For Toyota 4Runner IV
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MagnaFlow California Grade Direct-Fit Catalytic Converter | Toyota 4Runner (05-09) (5491210)
Vendor:MagnaflowRegular price $745.47 USDRegular priceUnit price / per$954.00 USDSale price $745.47 USDSale -
Magnaflow California Grade Manifold Catalytic Converter | Lexus GX470 (05-09) (5582323)
Vendor:MagnaflowRegular price $2,063.05 USDRegular priceUnit price / per$2,639.00 USDSale price $2,063.05 USDSale -
Magnaflow 49342 D&S Converter For Taco 05-09
Vendor:MagnaflowRegular price $1,551.00 USDRegular priceUnit price / per$1,551.00 USDSale price $1,551.00 USD -
MagnaFlow 4.0L Catalytic Converter | Toyota 4Runner / FJ Cruiser (10-24) (51231)
Vendor:MagnaflowRegular price $701.31 USDRegular priceUnit price / per$897.00 USDSale price $701.31 USDSale -

MagnaFlow OEM Grade Direct-Fit Catalytic Converter | Toyota 4Runner / FJ Cruiser (03-24) (49211)
Vendor:MagnaflowRegular price $502.16 USDRegular priceUnit price / per$643.00 USDSale price $502.16 USDSale -
Gibson 2.5in Dual Sport Cat-Back Exhaust | Toyota 4Runner Limited (17-22) (18816)
Vendor:GibsonRegular price $595.00 USDRegular priceUnit price / per$1,345.10 USDSale price $595.00 USDSale -
MagnaFlow Street Series Stainless Cat-Back | Toyota 4Runner (03-09) (15781)
Vendor:MagnaflowRegular price $1,031.61 USDRegular priceUnit price / per$1,049.00 USDSale price $1,031.61 USDSale -

Magnaflow Direct-Fit Replacement Exhaust System | Toyota 4Runner / Lexus GX470 (03-09) (106-0075)
Vendor:MagnaflowRegular price $384.94 USDRegular priceUnit price / per$409.00 USDSale price $384.94 USDSale -
aFe 409 SS Rear Driver Cat | Toyota FJ Cruiser/4Runner (03-24) (47-46004)
Vendor:aFeRegular price $491.00 USDRegular priceUnit price / per$491.00 USDSale price $491.00 USD -

MBRP 3in T304 Stainless Steel Cat Back Single Side Exit Exhaust | Toyota 4Runner (04-21) (S5343304)
Vendor:MBRPRegular price $484.02 USDRegular priceUnit price / per$741.16 USDSale price $484.02 USDSale -
Magnaflow California Grade Universal 2.50in Catalytic Converter | California (5592306)
Vendor:MagnaflowRegular price $960.47 USDRegular priceUnit price / per$1,229.00 USDSale price $960.47 USDSale -
aFe SS Front Catalytic Converter | Toyota Tacoma 04-09 (47-46007)
Vendor:aFeRegular price $568.00 USDRegular priceUnit price / per$568.00 USDSale price $568.00 USD -
Magnaflow 52057 DirectFit Converter For 03-04 4Runner 4.0L
Vendor:MagnaflowRegular price $1,241.00 USDRegular priceUnit price / per$1,241.00 USDSale price $1,241.00 USD -
Magnaflow 49341 DirectFit Converter 05-09 Taco 4L OEM
Vendor:MagnaflowRegular price $1,037.00 USDRegular priceUnit price / per$1,037.00 USDSale price $1,037.00 USD -
Magnaflow Direct-Fit Rear Muffler Kit | Lexus (108-0193)
Vendor:MagnaflowRegular price $205.42 USDRegular priceUnit price / per$218.26 USDSale price $205.42 USDSale -
Magnaflow California Grade Manifold Catalytic Converter | Lexus GX470 (05-09) (5582217)
Vendor:MagnaflowRegular price $2,026.06 USDRegular priceUnit price / per$2,592.00 USDSale price $2,026.06 USDSale -
MagnaFlow HM Grade Lexus GX470 4.7L Catalytic Converter | Lexus GX470 (05-09) (50323)
Vendor:MagnaflowRegular price $777.86 USDRegular priceUnit price / per$995.00 USDSale price $777.86 USDSale -

Magnaflow OEM Grade Direct-Fit Catalytic Converter | Toyota 4Runner / FJ Cruiser (13-24) (52431)
Vendor:MagnaflowRegular price $776.12 USDRegular priceUnit price / per$993.00 USDSale price $776.12 USDSale -

Magnaflow OEM Grade Direct-Fit Catalytic Converter | Toyota 4Runner / FJ Cruiser (13-24) (52430)
Vendor:MagnaflowRegular price $776.12 USDRegular priceUnit price / per$993.00 USDSale price $776.12 USDSale -

MagnaFlow OEM Grade Direct-Fit Catalytic Converter | Lexus GX470 / Toyota 4Runner (05-09) (49698)
Vendor:MagnaflowRegular price $445.09 USDRegular priceUnit price / per$570.00 USDSale price $445.09 USDSale
Exhaust System Upgrades for Toyota 4Runner IV: Enhance Power and Sound
Upgrade your Toyota 4Runner IV with exhaust system components designed specifically to improve performance and deliver a more aggressive exhaust note. This collection features quality aftermarket parts engineered to optimize exhaust flow, throttle response, and overall driving experience for your 4Runner.
Why Upgrade the Exhaust System on Your Toyota 4Runner IV?
Improving your 4Runner’s exhaust system can unlock better engine efficiency and a more engaging sound profile. Upgraded headers, cat-back systems, and performance mufflers reduce backpressure and enhance exhaust scavenging, which can translate to smoother power delivery and throttle response. Additionally, a well-chosen exhaust upgrade can add a distinctive, aggressive tone that complements your vehicle’s rugged character.
- Improves exhaust flow for enhanced engine breathing
- Refines throttle response and power delivery
- Delivers a deeper, sportier exhaust sound
- Maintains or improves reliability with quality materials
Key Components in Toyota 4Runner IV Exhaust Upgrades
This collection includes a range of parts tailored to fit your 4Runner IV precisely, ensuring easy installation and long-lasting performance. High-flow headers and manifolds replace restrictive factory units, while cat-back and axle-back exhaust systems improve flow downstream. Performance mufflers and resonators fine-tune sound levels, and essential gaskets and mounting hardware guarantee a secure, leak-free fit.
How to Choose the Right Exhaust Upgrade for Your 4Runner IV
Selecting the right exhaust components depends on your performance goals and sound preferences. Consider whether you want maximum flow gains with headers or a more subtle improvement with a cat-back system. Also, think about the exhaust tone you desire—ranging from mild to aggressive. Explore our curated selection at WheelFlip to find parts engineered for fitment and durability, designed to elevate your Toyota 4Runner IV’s performance and style.



















