2025
- CHEVY-GMC
  - 1500
  - 2500
  - 3500
- FORD
  - BRONCO
  - F-150
  - F-250
  - F-350
- JEEP
  - GLADIATOR JT
  - WRANGLER
- LEXUS
  - LX600
- RAM
  - 1500
  - 2500
  - 3500
- TOYOTA
2024
- CHEVY-GMC
  - 1500
  - 2500
  - 3500
- FORD
  - BRONCO
  - F-150
  - F250
  - F350
- JEEP
  - GLADIATOR JT
  - WRANGLER
- LEXUS
  - LX600
- RAM
  - 1500
  - 2500
  - 3500
- TOYOTA
2023
- CHEVY-GMC
  - 1500
  - 2500-3500
- FORD
  - BRONCO
  - F-150
  - F250-F350
  - RAPTOR
- Jeep
  - WRANGLER
  - GLADIATOR JT
- LEXUS
  - GX460
  - LX600
- RAM
  - 1500
  - 2500
  - 3500
- TOYOTA
  - 4RUNNER
  - TACOMA
  - TUNDRA
2022
- CHEVY-GMC
  - 1500
  - 2500-3500
- FORD
  - BRONCO
  - F-150
  - F250-F350
  - RAPTOR
- JEEP
  - WRANGLER JL
  - GLADIATOR JT
- LEXUS
  - GX460
- RAM
  - 1500
  - 2500
  - 3500
- TOYOTA
  - 4RUNNER
  - TACOMA
  - TUNDRA
2021
- CHEVY-GMC
  - 1500
  - 2500-3500
- FORD
  - BRONCO
  - F-150
  - F250-F350
- JEEP
  - GLADIATOR JT
  - WRANGLER JL
- RAM
  - 1500
  - 2500
  - 3500
- LEXUS
  - GX460
  - LX470
- TOYOTA
  - 4RUNNER
  - TACOMA
  - TUNDRA
2020
- CHEVY-GMC
  - 1500
  - 2500-3500
- FORD
  - F-150
  - F250-F350
  - RAPTOR
- JEEP
  - WRANGLER JL
  - GLADIATOR JT
- RAM
  - 1500
  - 2500
  - 3500
- LEXUS
  - GX460
  - LX570
- TOYOTA
  - 4RUNNER
  - TACOMA
  - TUNDRA
2019
- CHEVY-GMC
  - 1500
  - 2500
  - 3500
- FORD
  - F-150
  - F250-F350
  - RAPTOR
- JEEP
  - WRANGLER JL
- RAM
  - 1500
  - 2500
  - 3500
- LEXUS
  - GX460
  - LX570
- TOYOTA
  - 4RUNNER
  - TACOMA
  - TUNDRA
2018
- CHEVY-GMC
  - 1500
  - 2500-3500
- FORD
  - F-150
  - F-250-F350
- JEEP
  - WRANGLER JL
  - WRANGLER JK
- RAM
  - 1500
  - 2500
  - 3500
- LEXUS
  - GX460
  - LX570
- TOYOTA
  - 4RUNNER
  - TACOMA
  - TUNDRA
2017
- CHEVY-GMC
  - 1500
  - 2500-3500
- FORD
  - F-150
  - F250-F350
  - RAPTOR
- JEEP
  - WRANGLER JK
- RAM
  - 1500
  - 2500
  - 3500
- LEXUS
  - GX460
  - LX570
- TOYOTA
  - 4RUNNER
  - TACOMA
  - TUNDRA
2016
- CHEVY-GMC
  - 1500
  - 2500-3500
- FORD
  - F-150
  - F250-F350
- JEEP
  - WRANGLER JK
- RAM
  - 1500
  - 2500
  - 3500
- LEXUS
  - GX460
  - LX570
- TOYOTA
  - 4RUNNER
  - TACOMA
  - TUNDRA
2015
- CHEVY-GMC
  - 1500
  - 2500-3500
- FORD
  - F-150
  - F250-F350
- JEEP
  - WRANGLER JK
- RAM
  - 1500
  - 2500
  - 3500
- LEXUS
  - GX460
  - LX570
- TOYOTA
  - 4RUNNER
  - TACOMA
  - TUNDRA
2014
- CHEVY-GMC
  - 1500
  - 2500-3500
- FORD
  - F250-F350
- JEEP
  - WRANGLER JK
- RAM
  - 1500
  - 2500
  - 3500
- LEXUS
  - GX460
  - LX570
- TOYOTA
  - 4RUNNER
  - TACOMA
  - TUNDRA
2013
- CHEVY-GMC
  - 1500
  - 2500-3500
- FORD
  - F-150
  - F250-F350
- JEEP
  - WRANGLER jk
- RAM
  - 1500
  - 2500
  - 3500
- LEXUS
  - GX460
  - LX570
- TOYOTA
  - 4RUNNER
  - TACOMA
  - TUNDRA
2012
- CHEVY-GMC
  - 1500
  - 2500-3500
- FORD
  - F-150
  - F250-F350
- JEEP
  - WRANGLER JK
- RAM
  - 1500
  - 2500
  - 3500
- LEXUS
  - GX460
  - LX570
- TOYOTA
  - 4RUNNER
  - TACOMA
  - TUNDRA
2011
- CHEVY-GMC
  - 1500
  - 2500-3500
- FORD
- JEEP
  - WRANGLER
- RAM
  - 1500
  - 2500
  - 3500
- LEXUS
  - GX460
  - LX570
- TOYOTA
  - 4RUNNER
  - TACOMA
  - TUNDRA
2010
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2003–2009 Toyota 4Runner Off-Road Parts & Accessories

2003–2009 Toyota 4Runner Off-Road Parts & Accessories

Enhance your 2003–2009 Toyota 4Runner with our selection of premium off-road parts and accessories. Whether you're building for weekend trails or daily driving with extra attitude, we offer everything you need to upgrade performance, ride quality, and durability.

Choose from lift kits, shocks, control arms, bumpers, skid plates, wheels, tires, lighting, and recovery gear, all sourced from top brands known for quality and off-road performance.

At Underdog Motorsports, we specialize in Toyota builds and understand what your 4Runner needs to handle whatever lies ahead. Build with confidence and transform your 4th Gen 4Runner into a capable, head-turning off-road machine.

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Air Compressor Systems 8
Air Compressors 6
Air Filters - Drop In 10
Air Suspension Kits 5
Air Tank Components 1
Axles 2
Ball Joints 2
Battery Chargers 1
Bike Racks 1
Bolts 4

Brackets 4
Brake Kits - OE 6
Brake Line Kits 3
Brake Pads - OE 18
Brake Pads - Performance 30
Brake Pads - Racing 2
Brake Rotors - Drilled 17
Brake Rotors - OE 28
Brake Rotors - OE - Cryo 3
Brake Rotors - Slot & Drilled 47
Brake Rotors - Slotted 40
Brake Shoes 3
Bulbs 136
Bump Stops 10
Bumpers - Steel 1
Bushing Kits 52
Cabin Air Filters 2
Camber Kits 5
Catback 15
Coilover Components 3
Coilover Springs 12
Coilovers 55
Cold Air Intakes 12
Control Arms 16
Differential Housings 2
Differential Install Kits 3
Differential Overhaul Kits 14
Differential Spider Gears 1
Differential Yokes 6
Differentials 27
Exterior Trim 6
Final Drive Gears 31
Fittings 2
Flanges 1
Floor Mats - Rubber 37
Fog Lights 8
Grilles 1
Headers & Manifolds 3
Headlights 34
Horns 1
Hoses 6
Inner Wheel Well Guard 4
Leaf Springs & Accessories 6
Leveling Kits 12
License Plate Relocation 1
Lift Kits 33
Lift Springs 3
Light Accessories and Wiring 6
Light Bars & Cubes 7
Light Mounts 2
O-Rings 1
Oil Filters 3
Panhard Bars 1
Preload Adjusters 1
Programmers & Tuners 1
Ring and Pinion Install Kits 6
Roof Baskets 2
Roof Rack 13
Running Boards 8
Scoops & Snorkels 2
Shock & Spring Kits 12
Shock Mounts & Camber Plates 3
Shocks and Struts 64
Side Steps 2
Skid Plates 1
Steering Knuckles & Spindles 1
Steering Stabilizer 2
Stone/Bug Deflectors 1
Suspension Arm Bushings 6
Suspension Arms & Components 20
Suspension Controllers 5
Suspension Packages 10
Sway Bar Brackets 1
Sway Bar Bushings 7
Sway Bar Endlinks 10
Sway Bars 3
Tail Lights 14
Throttle Body Spacers 7
Throttle Controllers 4
Traction Bars 1
U-Joints 1
Wheel Bearings 2
Wheel Center Caps 3
Wheel Spacers & Adapters 1
Wheels - Cast 67
Wind Deflectors 5
Work Lights 1

Brand

AEM 2
AEM Induction 1
aFe 31
Air Lift 12
Airaid 2
ANZO 4
ARB 13
Ark Splash Guards 5
AVS 3
Banks Power 1

BD Diesel 1
Belltech 8
Bilstein 23
Camburg 32
CTEK 1
Daystar 5
Diode Dynamics 67
DUROBUMP 3
Eaton 7
EBC 62
ECGS 2
Eibach 12
Energy Suspension 28
Fabtech 2
Firestone 12
FOX 20
Freedom Off-Road 2
Gates 2
Gibson 8
Hawk Performance 18
Hella 42
ICI 1
ICON 142
JBA 2
K&N Engineering 10
KC HiLiTES 1
KYB 14
Magnaflow 3
Maxtrac 3
MBRP 4
Mishimoto 3
N-Fab 2
Old Man Emu 18
ORACLE Lighting 54
PowerStop 27
Putco 63
Rancho 10
Raptor Series 4
Rhino-Rack 14
Rugged Radio 1
Rugged Ridge 1
Skyjacker 17
SPC Performance 6
SPYDER 1
Stoptech 93
Superpro 30
Thule 2
Timbren 4
Tuff Country 14
Underdog Motorsports 2
Volant 2
WeatherTech 40
Westin 10
Whiteline 16
Yukon Gear & Axle 87

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Belltech

Belltech ND2 OEM Shock

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$65.00

BELND10311P

2003–2009 Toyota 4Runner Off-Road Parts & Accessories Best Selling Products Newest Off-Road Products | Tacoma, 4Runner, Tundra, GX, Bronco Performance Suspension Upgrades for Toyota, Jeep & More Performance Suspension Upgrades for Toyota, Jeep & More Shocks and Struts Suspension TOYOTA 4RUNNER 03-09

Belltech designed the ND2 OEM shock line to provide the Truck and SUV market with a unique blend of shock tuning. This new setup...

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Belltech

Belltech ND2 OEM Shock

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$65.00

BELND10309P

1996–2002 Toyota 4Runner Off-Road Parts & Accessories 2003–2009 Toyota 4Runner Off-Road Parts & Accessories Best Selling Products Newest Off-Road Products | Tacoma, 4Runner, Tundra, GX, Bronco Performance Suspension Upgrades for Toyota, Jeep & More Performance Suspension Upgrades for Toyota, Jeep & More Shocks and Struts Suspension TOYOTA 4RUNNER 03-09 TOYOTA 4RUNNER 96-02

Belltech designed the ND2 OEM shock line to provide the Truck and SUV market with a unique blend of shock tuning. This new setup...

Sale

Belltech 05-18 Toyota Tacoma (5 Lug) 2.5in Front Lifting Strut Spacer

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Belltech

Belltech 05-18 Toyota Tacoma (5 Lug) 2.5in Front Lifting Strut Spacer

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$210.00 $189.00

BEL34954

2003–2009 Toyota 4Runner Off-Road Parts & Accessories 2010–2024 Toyota 4Runner Off-Road Parts & Accessories Best Selling Products Leveling Kits Newest Off-Road Products | Tacoma, 4Runner, Tundra, GX, Bronco Performance Suspension Upgrades for Toyota, Jeep & More Performance Suspension Upgrades for Toyota, Jeep & More Toyota TOYOTA FJ

Installing Belltech Strut Spacers on today's late model strut equipped trucks offer an application specific, economical and simple installation solution to effectively level the...

Sale

Belltech Leveling Strut 16-20 Toyota Tacoma 4WD 0in to +2in

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Belltech

Belltech Leveling Strut 16-20 Toyota Tacoma 4WD 0in to +2in

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$143.89 $129.50

BEL26015

2003–2009 Toyota 4Runner Off-Road Parts & Accessories 2010–2024 Toyota 4Runner Off-Road Parts & Accessories Best Selling Products Newest Off-Road Products | Tacoma, 4Runner, Tundra, GX, Bronco Performance Suspension Upgrades for Toyota, Jeep & More Performance Suspension Upgrades for Toyota, Jeep & More Shocks and Struts Toyota TOYOTA FJ

Belltech Trail Performance level Lift Front Struts are designed as a performance replacement for today's Strut equipped Trucks and SUV's. In true Belltech style,...

Sale

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AVS

AVS 03-05 Toyota 4Runner High Profile Bugflector II Hood Shield - Smoke

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$84.70 $69.99

AVS25113

2003–2009 Toyota 4Runner Off-Road Parts & Accessories Best Selling Products Deflectors Newest Off-Road Products | Tacoma, 4Runner, Tundra, GX, Bronco Stone/Bug Deflectors Toyota TOYOTA 4RUNNER 03-09

No one enjoys scrubbing off stubborn, dried-up bug guts after a long road trip. That’s where the Bug?ector II comes in. The high-profile wrap-around...

ANZO 2003-2005 Toyota 4Runner Crystal Headlights Black

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ANZO

ANZO 2003-2005 Toyota 4Runner Crystal Headlights Black

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$176.00

ANZ111394

2003–2009 Toyota 4Runner Off-Road Parts & Accessories Best Selling Products Headlights Lights Newest Off-Road Products | Tacoma, 4Runner, Tundra, GX, Bronco Toyota TOYOTA 4RUNNER 03-09

Crystal Headlight Set, Clear Lens, Black Housing, Pair, . Guaranteed To Improve Your Vehicles Appearance. Rigorously Tested For Fit And Function. Simple Plug And...

ANZO 2006-2009 Toyota 4Runner Projector Headlights w/ Halo Chrome

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ANZO

ANZO 2006-2009 Toyota 4Runner Projector Headlights w/ Halo Chrome

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$447.00

ANZ111321

2003–2009 Toyota 4Runner Off-Road Parts & Accessories Best Selling Products Headlights Lights Newest Off-Road Products | Tacoma, 4Runner, Tundra, GX, Bronco Toyota TOYOTA 4RUNNER 03-09

Projector Headlight Set, w/Halo, Clear Lens, Chrome Housing, Pair, CCFL, . Guaranteed To Improve Your Vehicles Appearance. Rigorously Tested For Fit And Function. Simple...

ANZO 2006-2009 Toyota 4Runner Projector Headlights w/ Halo Black

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ANZO

ANZO 2006-2009 Toyota 4Runner Projector Headlights w/ Halo Black

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$447.00

ANZ111320

2003–2009 Toyota 4Runner Off-Road Parts & Accessories Best Selling Products Headlights Lights Newest Off-Road Products | Tacoma, 4Runner, Tundra, GX, Bronco Toyota TOYOTA 4RUNNER 03-09

Projector Headlight Set, w/Halo, Clear Lens, Black Housing, Pair, CCFL, . Guaranteed To Improve Your Vehicles Appearance. Rigorously Tested For Fit And Function. Simple...

Airaid 05-14 Toyota Tacoma 4.0L / 05-09 4Runner 4.0L / 07-09 FJ Cruiser 4.0L PowerAid TB Spacer

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Airaid

Airaid 05-14 Toyota Tacoma 4.0L / 05-09 4Runner 4.0L / 07-09 FJ Cruiser 4.0L PowerAid TB Spacer

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$157.99

AIR510-624

2003–2009 Toyota 4Runner Off-Road Parts & Accessories 2007–2014 Toyota FJ Cruiser Parts & Accessories | Lift Kits, Wheels, Bumpers Air Intake Systems Best Selling Products Newest Off-Road Products | Tacoma, 4Runner, Tundra, GX, Bronco Throttle Body Spacers Toyota TOYOTA 4RUNNER 03-09 TOYOTA FJ TOYOTA TACOMA 05-15

The POWERAID Throttle Body Spacer is designed to enhance off-idle torque from 800 rpm to approximately 3,000 rpm. The spacer utilizes it's unique, patented...

Airaid 03-04 Toyota Tundra 4.7L / 2004 Toyota 4Runner 4.7L PowerAid TB Spacer

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Airaid

Airaid 03-04 Toyota Tundra 4.7L / 2004 Toyota 4Runner 4.7L PowerAid TB Spacer

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$188.99

AIR510-537

2003–2009 Toyota 4Runner Off-Road Parts & Accessories Air Intake Systems Best Selling Products Newest Off-Road Products | Tacoma, 4Runner, Tundra, GX, Bronco Throttle Body Spacers Toyota TOYOTA 4RUNNER 03-09 TOYOTA TUNDRA 00-06

The POWERAID Throttle Body Spacer is designed to enhance off-idle torque from 800 rpm to approximately 3,000 rpm. The spacer utilizes it's unique, patented...

Sale

Air Lift Wireless Air Control System V2 w/EZ Mount

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Air Lift

Air Lift Wireless Air Control System V2 w/EZ Mount

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$1,114.70 $995.95

ALF74000EZ

2003–2009 Toyota 4Runner Off-Road Parts & Accessories 2009–2013 Ford F-150 Off-Road Parts & Accessories 2010–2024 Toyota 4Runner Off-Road Parts & Accessories 2015–2022 Ford F-150 Off-Road Parts & Accessories Best Selling Products CHEVY-GMC 1500 07-18 CHEVY-GMC 2500 11-19 CHEVY-GMC 2500-3500 01-10 Ford F-250 & F-350 Off-Road Parts & Accessories Jeep Wrangler JK Off-Road Parts & Accessories Jeep Wrangler TJ Off-Road Parts & Accessories LEXUS LX450 LEXUS LX470 Newest Off-Road Products | Tacoma, 4Runner, Tundra, GX, Bronco Performance Suspension Upgrades for Toyota, Jeep & More RAM 1500 11-18 RAM 2500 10-18 RAM 3500 10-18 Suspension Controllers TOYOTA FJ

Offering easy and convenient air pressure adjustment for any brand of aftermarket air spring, the WirelessAir on-board air compressor system from Air Lift is...

Sale

Quick View

Air Lift

Air Lift Wireless Air Control System V2

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$927.29 $825.95

ALF74000

Offering easy and convenient air pressure adjustment for any brand of aftermarket air spring, the WirelessAir on-board air compressor system from Air Lift is...

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Air Lift

Air Lift Air Lift 1000 Air Spring Kit

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$142.82

ALF60809

2003–2009 Toyota 4Runner Off-Road Parts & Accessories 2010–2024 Toyota 4Runner Off-Road Parts & Accessories Air Suspension Kits Best Selling Products Newest Off-Road Products | Tacoma, 4Runner, Tundra, GX, Bronco Performance Suspension Upgrades for Toyota, Jeep & More TOYOTA FJ

Air Lift adjustable air helper springs level your load, and give your truck, van, or SUV a safer, more comfortable ride. Air springs are...

Air Lift Loadlifter 5000 Air Spring Kit for 15-19 Ford F-150 4WD

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Air Lift

Air Lift Loadlifter 5000 Air Spring Kit for 15-19 Ford F-150 4WD

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$478.22

ALF57385

2003–2009 Toyota 4Runner Off-Road Parts & Accessories 2015–2022 Ford F-150 Off-Road Parts & Accessories 2017–2025 Ford Raptor Off-Road Parts & Accessories Air Suspension Kits Best Selling Products F-150 Newest Off-Road Products | Tacoma, 4Runner, Tundra, GX, Bronco Performance Suspension Upgrades for Toyota, Jeep & More

Offering up to 5,000 pounds of load-leveling capacity, the LoadLifter 5000 kit from Air Lift will make towing and hauling with your 2015-2020 Ford...

Air Lift Load Controller Dual Heavy Duty Compressor

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Air Lift

Air Lift Load Controller Dual Heavy Duty Compressor

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$590.47

ALF25856

2003–2009 Toyota 4Runner Off-Road Parts & Accessories 2009–2013 Ford F-150 Off-Road Parts & Accessories 2010–2024 Toyota 4Runner Off-Road Parts & Accessories 2015–2022 Ford F-150 Off-Road Parts & Accessories 2017–2025 Ford Raptor Off-Road Parts & Accessories Air Compressors Best Selling Products CHEVY-GMC 1500 07-18 CHEVY-GMC 1500 19- CHEVY-GMC 2500 11-19 CHEVY-GMC 2500-3500 01-10 Ford F-250 & F-350 Off-Road Parts & Accessories Jeep Gladiator JT Off-Road Parts & Accessories Jeep Wrangler JK Off-Road Parts & Accessories Jeep Wrangler TJ Off-Road Parts & Accessories LEXUS LX450 LEXUS LX470 Newest Off-Road Products | Tacoma, 4Runner, Tundra, GX, Bronco Performance Suspension Upgrades for Toyota, Jeep & More RAM 1500 11-18 RAM 1500 19-23 RAM 2500 10-18 RAM 2500 19-23 RAM 3500 10-18 RAM 3500 19-23 TOYOTA FJ

Offering quick and convenient air pressure adjustment, LoadController (Compact, Dual Path, Heavy Duty) will have your vehicle back on the level in no time,...

Air Lift Load Controller Single Heavy Duty Compressor

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Air Lift

Air Lift Load Controller Single Heavy Duty Compressor

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$387.72

ALF25854

2003–2009 Toyota 4Runner Off-Road Parts & Accessories 2009–2013 Ford F-150 Off-Road Parts & Accessories 2010–2024 Toyota 4Runner Off-Road Parts & Accessories 2015–2022 Ford F-150 Off-Road Parts & Accessories 2017–2025 Ford Raptor Off-Road Parts & Accessories Air Compressors Best Selling Products CHEVY-GMC 1500 07-18 CHEVY-GMC 1500 19- CHEVY-GMC 2500 11-19 CHEVY-GMC 2500-3500 01-10 Ford F-250 & F-350 Off-Road Parts & Accessories Jeep Gladiator JT Off-Road Parts & Accessories Jeep Wrangler JK Off-Road Parts & Accessories Jeep Wrangler TJ Off-Road Parts & Accessories LEXUS LX450 LEXUS LX470 Newest Off-Road Products | Tacoma, 4Runner, Tundra, GX, Bronco Performance Suspension Upgrades for Toyota, Jeep & More RAM 1500 11-18 RAM 1500 19-23 RAM 2500 10-18 RAM 2500 19-23 RAM 3500 10-18 RAM 3500 19-23 TOYOTA FJ

Offering quick and convenient air pressure adjustment, LoadController (Compact, Single Path, Heavy Duty) will have your vehicle back on the level in no time,...

Items 1117 to 1132 of 1132 total

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