GS430
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Big Brake Kits
98-05 Lexus GS300 – Rear 8 Piston Big Brake Kit w/ 15.7 in Slotted Rotors – Supercomp
The Supercomp Lexus GS300 Rear Big Brake Kit is our most extreme brake upgrade, designed to provide the highest level of stopping power without requiring any vehicle modifications to install. This sophisticated bolt-on brake upgrade features the same benefits of our Procomp kit but features larger calipers, rotors, and brake pads, increased pistons and standard full-floating rotors for better self-centering in the caliper. All calipers feature 1-piece construction from a solid billet of aircraft grade aluminum for lightweight, unparalleled strength and freedom from corrosion. Calipers also feature aluminum pistons that provide better heat resistance and uncompromised operation.
Rotor Diameter: 400 (mm) | 15.7 (in)
Position: Rear
Caliper Type: 8 Piston
Rotor Style: Slotted
Note: Ksport Big Brake kits fit 2WD vehicles only unless otherwise stated.The Supercomp Lexus GS300 Rear Big Brake Kit is ou...(0 reviews) -
Big Brake Kits
98-05 Lexus GS300 – Front 8 Piston Big Brake Kit w/ 16.6 in. Slotted Rotors – Supercomp
The Supercomp Lexus GS300 16.6″ Big Brake Kit is our most extreme brake upgrade, designed to provide the highest level of stopping power without requiring any vehicle modifications to install. This sophisticated bolt-on brake upgrade features the same benefits of our Procomp kit but features larger calipers, rotors, and brake pads, increased pistons and standard full-floating rotors for better self-centering in the caliper. All calipers feature 1-piece construction from a solid billet of aircraft grade aluminum for lightweight, unparalleled strength and freedom from corrosion. Calipers also feature aluminum pistons that provide better heat resistance and uncompromised operation.
Rotor Diameter: 421 (mm) | 16.6 (in)
Position: Front
Caliper Type: 8 Piston
Rotor Style: Slotted
Note: Ksport Big Brake kits fit 2WD vehicles only unless otherwise stated.The Supercomp Lexus GS300 16.6" Big Brake Kit is o...(0 reviews) -
Big Brake Kits
98-05 Lexus GS300 – Front 8 Piston Big Brake Kit w/ 15.7 in. Slotted Rotors – Supercomp
The Supercomp Lexus GS300 15.7″ Big Brake Kit is our most extreme brake upgrade, designed to provide the highest level of stopping power without requiring any vehicle modifications to install. This sophisticated bolt-on brake upgrade features the same benefits of our Procomp kit but features larger calipers, rotors, and brake pads, increased pistons and standard full-floating rotors for better self-centering in the caliper. All calipers feature 1-piece construction from a solid billet of aircraft grade aluminum for lightweight, unparalleled strength and freedom from corrosion. Calipers also feature aluminum pistons that provide better heat resistance and uncompromised operation.
Rotor Diameter: 400 (mm) | 15.7 (in)
Position: Front
Caliper Type: 8 Piston
Rotor Style: Slotted
Note: Ksport Big Brake kits fit 2WD vehicles only unless otherwise stated.The Supercomp Lexus GS300 15.7" Big Brake Kit is o...(0 reviews) -
Big Brake Kits
98-05 Lexus GS300 – Front 8 Piston Big Brake Kit w/ 15 in. Slotted Rotors – Supercomp
The Supercomp Lexus GS300 15″ Big Brake Kit is our most extreme brake upgrade, designed to provide the highest level of stopping power without requiring any vehicle modifications to install. This sophisticated bolt-on brake upgrade features the same benefits of our Procomp kit but features larger calipers, rotors, and brake pads, increased pistons and standard full-floating rotors for better self-centering in the caliper. All calipers feature 1-piece construction from a solid billet of aircraft grade aluminum for lightweight, unparalleled strength and freedom from corrosion. Calipers also feature aluminum pistons that provide better heat resistance and uncompromised operation.
Rotor Diameter: 380 (mm) | 15 (in)
Position: Front
Caliper Type: 8 Piston
Rotor Style: Slotted
Note: Ksport Big Brake kits fit 2WD vehicles only unless otherwise stated.The Supercomp Lexus GS300 15" Big Brake Kit is our...(0 reviews) -
Air Suspension Kits
98-05 Lexus GS300 – Airtech Air Suspension
The Lexus GS300 Airtech Air Suspension Kit includes Front and Rear Air Struts that match the design of those included with our full Air Suspension Systems. These feature high quality air bags, proven to handle the stress of daily driving and work with most air management systems on the market, allowing you to save money by replacing only a damaged or worn air strut instead of an entire kit. Crafted from high quality metals and rubber compounds, these air struts offer the strength you need for heavy-duty use with superior resistance against becoming compromised from road contaminants.
The Lexus GS300 Airtech Air Suspension Kit include...(0 reviews) -
Air Suspension Kits
98-05 Lexus GS300 – Airtech Basic Air Suspension
The Ksport Airtech Basic Lexus GS300 Air Suspension System features high quality air bags, proven to handle the stress and abuse of both daily driving and track use. Take advantage of the near infinite adjustability thanks to the adjustable lower mount, 36 levels of damping adjustment, and the unmatched height adjustability (0-120/200mm depending on vehicle) of air suspension. This system is designed for easy bolt on-installation with no modifications to OEM shock absorbers or OEM top mounts required, making it the perfect choice for those who want a complete bare bones direct bolt in air suspension system.
The Ksport Airtech Basic Lexus GS300 Air Suspensio...(0 reviews) -
Air Suspension Kits
98-05 Lexus GS300 – Airtech Deluxe Air Suspension
Airtech Deluxe Lexus GS300 Air Suspension improves upon our Airtech Basic kit with upgrades to enhance performance and comfort. The Airtech Deluxe system includes everything from our Basic kit as well as two electronic switches for more precise control over manual paddle valves and a wireless remote control. Adjustable lower mounts allow height to be set further down at a point which does not compromise suspension travel so it’s easy to cruise potholed streets at a lowered ride height without you, your suspension components, or sensitive vehicle electronics taking a pounding. All Hoses, wiring, and installation manuals are included with Airtech Deluxe Air Suspension.
Airtech Deluxe Lexus GS300 Air Suspension improves...(0 reviews) -
Air Suspension Kits
98-05 Lexus GS300 – Airtech Pro Plus Air Suspension
Airtech Pro Plus Lexus GS300 Air Suspension offers all the benefits of our value systems but adds 4-wheel independent ride height adjustment via an OLED remote control. This enhancement allows the system to automatically adjust your ride height (psi based) while keeping the car level. In addition, Pro Plus provides faster response, high-tech digital features and automatic load leveling that operates solely on the monitoring and adjustment of air spring pressure.
Airtech Pro Plus Lexus GS300 Air Suspension offers...(0 reviews) -
Air Suspension Kits
98-05 Lexus GS300 – Airtech Executive Air Suspension
Our top-of-the-line system, the Airtech Executive Lexus GS300 Air Suspension kit includes all of the benefits of our Pro Plus System but adds 4 height sensors that mount to each corner of the car for load leveling based on actual ride height. These sensors automatically adjust your ride height while driving to keep the car level no matter what load the vehicle carries. In addition, Executive kits add independent control of each individual air bag with a remote that can be charged with either the included car charger or any standard mini USB.
Our top-of-the-line system, the Airtech Executive ...(0 reviews) -
Circuit Pro 3-Way Coilover Kit
98-05 Lexus GS300 – Circuit Pro 3-Way Coilovers
The Ksport Circuit Pro 3-Way Coilover kit for Lexus GS300 is our top-of-the-line system for enthusiasts and professionals alike who require maximum performance and durability. With years of engineering, testing and development, the Circuit Pro 3-Way Coilover system has been perfected in virtually every facet of motorsports, ranging from drifting to time attack or circuit driving. The uncompromising range of adjustability on the system makes it possible to win at the track while also being suitable for daily driving.
The Ksport Circuit Pro 3-Way Coilover kit for Lexu...(0 reviews) -
Coilovers
98-05 Lexus GS300 – Kontrol Plus 2-Way Coilovers
The Ksport Kontrol Plus 2-Way Coilovers for Lexus GS300 provide the ultimate in adjustability for enthusiasts and professionals seeking the maximum in performance and durability. With years of engineering, testing and development, this coilover system has been perfected in virtually every facet of motorsports, ranging from drifting to time attack or circuit driving. The key component to these coilovers is the utilization of remote reservoirs that provide separate adjustments for rebound and compression, as well as nitrogen gas pressure. With over 864 possible settings the Kontrol Plus 2-Way Coilovers provide the ultimate in suspension performance for your Lexus GS300.
The Ksport Kontrol Plus 2-Way Coilovers for Lexus ...(0 reviews) -
Asphalt Rally Spec AR Coilover Kit
98-05 Lexus GS300 – Asphalt Rally Spec AR Coilovers
The Ksport Asphalt Rally Lexus GS300 Coilovers are designed specifically for Asphalt Rally Racing and competition. This system features extended stroke, heavy-duty internals, and simultaneous compression and rebound adjustment. Large diameter pistons inside the shock allow for added oil capacity for increased cooling efficiency and carefully selected spring rates and shock damping settings for each application help to stabilize the vehicle and easily absorb bumps caused by uneven roads.
The Ksport Asphalt Rally Lexus GS300 Coilovers are...(0 reviews)