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Exhaust System for 2003 Toyota 4Runner

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Gibson - Swept Side Cat-Back Exhaust Systems

GIBSON – SWEPT SIDE CAT-BACK EXHAUST SYSTEMS

Gibson’s Swept Side cat-back exhaust system is dyno-proven to dramatically increase the power band in the 1800-3000 RPM range, giving you more horsepower, torque, fuel economy and towability with a rich, deep exhaust tone. Gibson is known as the leading manufacturer of street-legal, high performance exhaust systems for trucks, SUVs, diesels, off-road vehicles and RVs.

  • Gibson’s most popular, affordable and leading performance exhaust system
  • Stainless steel exhausts backed by a lifetime warranty
  • Patented Superflow technology means dramatically more efficient exhaust flow
  • Optimizes towing power, hill climbing and passability
  • Comes in aluminized or stainless steel
  • Proven to improve torque, horsepower (up to 20 hp) and gas mileage
  • Mandrel-bent tubing allows for continuous airflow
  • Polished stainless tips feature sleek clampless connection
  • Dyno-tested
  • Direct fit by vehicle year, make and model
  • Made in America
  • Legal in all 50 states
Gibson Exhaust System, Gibson Swept Side, Aluminized Steel, Natural
$290.97 List Price $500.44 Save $209.47 Availability: In Stock
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  • SKU#: G2718707
  • Quantity Sold: Assembly
  • Muffler Sound Level: Moderate to Aggressive
  • Recommended Use: Performance
  • Advertised Power Gains: 8-10 h.p.
  • Anticipated Ship Out Time: 2-3 business days
  • Attachment Style: Bolt-on
  • Exit Location: Straight out the back
  • Exit Quantity: Single
  • Includes: Pipes, zinc-plated factory style hangers, heavy-duty clamps
  • Main Piping Diameter: 2.5 in.
  • Muffler Configuration: Single inlet and outlet
  • Muffler Finish: Natural
  • Muffler Material: Aluminized steel
  • Muffler Quantity: One
  • Muffler Type: Baffled and Chambered
  • System Type: Cat-back
  • Tip Cut: Angle
  • Tip Diameter: 3.5 in.
  • Tip Edge Style: Non-rolled
  • Tip Finish: Polished
  • Tip Length: 3.5 in.
  • Tip Material: Stainless Steel
  • Tip Quantity: One
  • Tip Shape: Round
  • Warranty: Lifetime Gibson limited warranty
see more Fits the following 2003 Toyota 4Runner submodels:
  • 6 Cyl 4.0L | Sport, Limited, SR5
Rating: (see review/s)

"" posted by: outdoor2 on September 14, 2008

Gibson Exhaust System, Gibson Swept Side, Stainless Steel, Natural
$369.28 List Price $646.31 Save $277.03 Availability: In Stock
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  • SKU#: G27618707
  • Quantity Sold: Assembly
  • Muffler Sound Level: Moderate to Aggressive
  • Recommended Use: Performance
  • Advertised Power Gains: 8-10 h.p.
  • Anticipated Ship Out Time: 2-3 business days
  • Attachment Style: Bolt-on
  • Exit Location: Straight out the back
  • Exit Quantity: Single
  • Includes: Pipes, zinc-plated factory style hangers, heavy-duty clamps
  • Main Piping Diameter: 2.5 in.
  • Muffler Configuration: Single inlet and outlet
  • Muffler Finish: Natural
  • Muffler Material: Stainless Steel
  • Muffler Quantity: One
  • Muffler Type: Baffled and Chambered
  • System Type: Cat-back
  • Tip Cut: Angle
  • Tip Diameter: 3.5 in.
  • Tip Edge Style: Non-rolled
  • Tip Finish: Polished
  • Tip Length: 3.5 in.
  • Tip Material: Stainless Steel
  • Tip Quantity: One
  • Tip Shape: Round
  • Warranty: Lifetime Gibson limited warranty
see more Fits the following 2003 Toyota 4Runner submodels:
  • 6 Cyl 4.0L | Sport, Limited, SR5

Magnaflow Performance Exhaust Systems

MAGNAFLOW PERFORMANCE EXHAUST SYSTEMS

Over the past 30 years, Magnaflow has grown as a market leader of exhaust systems, focusing on three key elements with each product they produce—quality, power and sound. Magnaflow’s Performance exhaust systems feature stainless steel construction and mandrel bent pipes, allowing for greater fuel economy and improved performance. A full-bodied exhaust note, emblematic of the brand, is achieved through the smooth, lap-joint welded body, tightly packed with acoustical fibers designed to dampen irritating pitch tones.

Magnaflow Exhaust System, Magnaflow Performance, Stainless Steel, Natural
$698.29 List Price $903.67 Save $205.38 Availability: In Stock
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  • SKU#: M6615781
  • Quantity Sold: Assembly
  • Muffler Sound Level: Moderate
  • Recommended Use: Performance
  • Advertised Power Gains: 10% increase in horsepower
  • Anticipated Ship Out Time: 1-2 business days
  • Attachment Style: Bolt/Clamp On
  • Exit Location: Passenger's Side (After Rear Tire)
  • Exit Quantity: Dual
  • Main Piping Diameter: 2.5 in.
  • Muffler Configuration: Single inlet and outlet
  • Muffler Finish: Polished
  • Muffler Material: Stainless Steel
  • Muffler Quantity: One
  • Muffler Type: Straight Thru
  • Notes: Includes: Mounting hardware, 5 x 11 x 22 in. muffler
  • System Type: Cat-back
  • Tip Cut: Straight
  • Tip Diameter: 3 in. x 3.75 in.
  • Tip Edge Style: Rolled
  • Tip Finish: Polished
  • Tip Length: 7.25 in.
  • Tip Material: Stainless Steel
  • Tip Quantity: 2
  • Tip Shape: Rectangle
  • Warranty: Lifetime Magnaflow limited warranty
see more Fits the following 2003 Toyota 4Runner submodels:
  • 8 Cyl 4.7L | Limited, SR5, Sport
  • 6 Cyl 4.0L | Limited, SR5, Sport

Flowmaster - Force II Exhaust Systems

FLOWMASTER  – FORCE II EXHAUST SYSTEMS

Flowmaster’s Force II exhaust system is dyno-proven to dramatically increase the power band, giving you more horsepower, torque, fuel economy and a nice mild tone that doesn’t draw too much attention or seem too obnoxious for your daily commute. Flowmaster, known as ‘the exhaust technology company,’ is a leading manufacturer of high performance exhaust systems and respected for design, innovation and engineering.

  • Features a mild sound thanks to the use of larger displacement mufflers and resonators
  • 3-year limited warranty for aluminized steel/lifetime warranty for stainless steel
  • Come in aluminized or stainless steel
  • Proven to improve torque, horsepower and gas mileage
  • Mandrel-bent tubing allows for continuous airflow
  • Quick and easy installation
  • Best for daily driver type vehicles
  • Passenger side, split  or driver side exit design
  • Dyno-tested
  • Direct fit by vehicle year, make and model
Flowmaster Exhaust System, Flowmaster Force II, Stainless Steel, Natural
$529.00 List Price $684.59 Save $155.59 Availability: In Stock
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  • SKU#: F13817570
  • Quantity Sold: Assembly
  • Muffler Sound Level: Mild-to-Moderate
  • Recommended Use: Performance
  • Advertised Power Gains: Typically 5-7% increase over stock
  • Anticipated Ship Out Time: 1-2 business days
  • Attachment Style: Clamp-On or Weld-On (Recommended)
  • Exit Location: Single Rear Exit
  • Exit Quantity: Single
  • Main Piping Diameter: 2.5 in.
  • Muffler Configuration: 2.5 In. Inlet, 2.5 In. Outlet
  • Muffler Finish: Gray
  • Muffler Material: Stainless Steel
  • Muffler Quantity: One
  • Muffler Type: Chambered
  • Notes: Includes 70 Series Big Block Muffler
  • System Type: Cat-back
  • Tip Cut: Turn Down
  • Tip Diameter: 3 in.
  • Tip Edge Style: Cut
  • Tip Finish: Natural
  • Tip Length: 11 in.
  • Tip Material: Stainless Steel
  • Tip Quantity: One
  • Tip Shape: Round
  • Warranty: Lifetime Flowmaster limited warranty
see more Fits the following 2003 Toyota 4Runner submodels:
  • 6 Cyl 4.0L | Limited, SR5, Sport
  • 8 Cyl 4.7L | Limited, SR5, Sport