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Q: What is Caster?

Caster is the forward or rearward tilt angle of your steering axis. For example, on the Model 3 Performance Multi-link Suspension the steering axis is relative to the placement of the upper and lower ball joints and their offset relative to a vertical line. So if you were to draw a line between the upper and lower ball joints and measure the angle of that relative to a vertical line through your hub that would determine your caster.

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Tesla Model S

INSTALLATION guide

For the do it yourselfer or trained mechanic, our in-depth installation guides provide step by step detailed instructions on fitting your Tesla with Unplugged Performance Parts.
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Tesla Model S

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WHAT OUR CUSTOMERS SAY

RATED 4.97 Rating Star Rating Star Rating Star Rating Star Rating Star (372 REVIEWS)
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With real reviews from real customers, shop UP products for your Tesla Model S, 3, X, Y and Cybertruck with confidence. Leave reviews and earn up to 2000 UP Rewards points each, redeemable towards exclusive UP Products.

Tesla Model 3 / Performance - Dual Rate Linear Lowering Springs Set
RATED 5.0
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Tesla Model 3 / Performance - Dual Rate Linear Lowering Springs Set
Excellent product from a great team with great customer service! The factory Model 3 Performance's suspension is rather underwhelming, so once you add the Dual Rate Linear Springs along with the Sway Bar kit and Luxury Suspension Kit it completely transforms the car! UP also stands by their product...
Chris February 27, 2024
Tesla Cybertruck 50” Double Row LED Light Bar - 48V - UP INVINCIBLE®
RATED 5.0
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Tesla Cybertruck 50” Double Row LED Light Bar - 48V - UP INVINCIBLE®
Installed the Tesla Cybertruck 50” Double Row LED Light Bar from Unplugged Performance (48V UP INVINCIBLE). This light bar is incredibly bright with a great beam pattern that lights up the road (and trails) like daylight. The custom brackets make installation straightforward and the fitment looks...
Mandatory F. April 07, 2026
Tesla Model 3 Sport Pro Coilover Suspension Kit
RATED 5.0
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Tesla Model 3 Sport Pro Coilover Suspension Kit
This has been the most important upgrade I’ve made to my car besides the UP carbon ceramic brakes. The adjustability of these suspension parts is second to none. UP does amazing R&D to come up with the best solutions for Teslas, and this product is no exception. Born from race tech they use on...
Sof October 19, 2022
Tesla Model 3 Superlight Carbon Ceramic Front Big Brake Kit (BBK)
RATED 5.0
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Tesla Model 3 Superlight Carbon Ceramic Front Big Brake Kit (BBK)
These are absolutely THE BEST brakes (https://www.instagram.com/p/CveWNmjvKwT/) They work flawlessly lap after lap with it's nonstop stopping power, they will last forever. Incredible value for money and Highly recommend to anyone considering using their Tesla for both track and street.
f1dinesh August 15, 2023
Tesla Cybertruck Heavy Duty Rear Bumper with Hardcore Trailer Hitch Receiver - UP INVINCIBLE®
RATED 5.0
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Tesla Cybertruck Heavy Duty Rear Bumper with Hardcore Trailer Hitch Receiver - UP INVINCIBLE®
I love the rear bumper. So close to the original many don't notice. It protects my investment and allows me to step up to my rack or into my tailgate with the add ons or i can choose to carry a spare. Is really nice to also have that thick steel protect my loved ones from your own or others’...
Elliott April 23, 2026
Tesla Model 3 Adjustable Front and Rear Sway Bar Set
RATED 5.0
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Tesla Model 3 Adjustable Front and Rear Sway Bar Set
A must to get with the coil overs installed on my model 3. I must admit that I was worried that they might stiffen up the chassis a little too much, but they did not. Highly recommended!
Frank August 09, 2023
Tesla Model Y Adjustable Front and Rear Sway Bar Set
RATED 5.0
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Tesla Model Y Adjustable Front and Rear Sway Bar Set
superior F&R sway bars stiff and works great on street setting, cant wait for track setting for superior stiffness with UP end links upgrades does not roll as much as oem handles those curves and turns super well its stable and provides stability
Jeff April 19, 2026
Tesla Model 3 and Model Y - BFB Carbon Ceramic Rear Big Brake Kit
RATED 5.0
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Tesla Model 3 and Model Y - BFB Carbon Ceramic Rear Big Brake Kit
I loved upgrading my front brakes to BFB Carbon, after a few track days and realized I want the rear as well, plus now the aesthetics are on point! (look weird with only the front carbon IMO)
Jorge (. August 23, 2022
Tesla Model 3 UP-03 Lightweight Forged Wheels (Set of 4)
RATED 5.0
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Tesla Model 3 UP-03 Lightweight Forged Wheels (Set of 4)
These are a great set of wheels. I purchased them to replace my OEM 2024 M3P wheels. I went with the 19x9.5 in satin black. The wheels are very lightweight and durable. I wrapped them in Michelin Pilot Sport 4S summer tires. The wheels are great on the street for daily use and I have used them at...
victor-barbarino May 30, 2025
Tesla Model 3 and Model Y Iron 6-Piston Front Big Brake Kit (BBK) UP x PFC
RATED 5.0
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Tesla Model 3 and Model Y Iron 6-Piston Front Big Brake Kit (BBK) UP x PFC
A must if you plan to track your car. I'm very happy with my purchase. The brakes make a huge difference in consistent stopping power and heat dissipation. I feel confident going into a braking corner knowing that my brakes will not fade.
Victor February 20, 2026
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Unplugged Performance is the world leader in premium performance upgrades for Tesla vehicles. With our USA-made line of stylish and high-performance parts, our sole focus is on holistic development and improvement of all Tesla cars.
Unplugged Performance was founded and incubated by the team behind the world-renowned automotive customizer Bulletproof Automotive. Unplugged Performance is the world's leading company focused on the customization and sports performance of Tesla Motors vehicles.
All of our parts are researched and engineered on our own development vehicles with the intention of improving every aspect of the driving and ownership experience. Unplugged produces an exclusive range of premium upgrades to give a new sporty performance identity to Tesla Model S, Model X, Model 3, Model Y, and the Cybertruck.
Improving on perfection is no easy task, and to do so Unplugged products are professionally designed, prototyped, and manufactured in-house in Hawthorne, CA, and in collaboration with the best motorsports suppliers. The supercar performance of Tesla vehicles meets supercar-grade enhancements with Unplugged Performance.
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