Underground Dynamics

Underground Dynamics Performance and style to be proud of. We founded Underground Dynamics in 2007 and have continued to develop it because of a common love for cars.

dedicated to bringing the top performance parts and accessories at the most affordable price in the market, not only do we sell parts but we can also get our hands dirty under the hood. We are a lifestyle brand that promotes the custom performance car culture through its parts offerings, resources, and services. We believe that expressing yourself through your car---whether its performance, styling, or both---is special. We aim to be the best resource for that expression.

The V6 Camaro deserves a clean, aggressive front end too. This Duraflex GM-X front lip gives your '14-'15 Camaro that lo...
06/18/2026

The V6 Camaro deserves a clean, aggressive front end too. This Duraflex GM-X front lip gives your '14-'15 Camaro that low, purposeful stance without the luxury price tag — $193 with free shipping included. 🔧

https://www.undergrounddynamics.com/products/112207-duraflex-front-lip

Who else is building out a V6 that turns heads? 👇

112207 2014-2015 Chevrolet Camaro V6 Duraflex GM-X Front Lip Under Air Dam Spoiler - 1 Piece (S) 2014-2015 Chevrolet Camaro V6 Duraflex GM-X Front Lip Under Air Dam Spoiler - 1 Piece (S) Duraflex Body Kits are perfect upgrade to your vehicle?

The 2000-2005 Impala deserves better than stock, and the Duraflex Skyline front bumper at $450 with free shipping is how...
06/17/2026

The 2000-2005 Impala deserves better than stock, and the Duraflex Skyline front bumper at $450 with free shipping is how you start the transformation. Clean lines, solid fitment, built to take paint like OEM.

https://www.undergrounddynamics.com/products/100007-duraflex-bumper-covers-front

What's the rest of your Impala build looking like? 🔧

100007 2000-2005 Chevrolet Impala Duraflex Skyline Front Bumper Cover - 1 Piece 2000-2005 Chevrolet Impala Duraflex Skyline Front Bumper Cover - 1 Piece Duraflex Body Kits are perfect upgrade to your vehicle?s appearance. A body kit is a modification to a vehicle?

Prelude, Vigor, or TL — which of these Honda/Acura platforms do you think has the most untapped potential for a proper s...
06/17/2026

Prelude, Vigor, or TL — which of these Honda/Acura platforms do you think has the most untapped potential for a proper suspension build? 🔧

EIB5.67360K Eibach Pro-Alignment Kit for 95-98 Acura 2.5 TL / 92-94 Acura Vigor / 92-01 Honda Prelude Alignment kits are necessary when lifting or lowering vehicles because changes in the height of a vehicle can affect the alignment of its wheels.

Every late night in the garage, every track day, every mod debated for months before pulling the trigger — that's what s...
06/16/2026

Every late night in the garage, every track day, every mod debated for months before pulling the trigger — that's what separates a car owner from a builder. What's the one mod that changed everything for your build? 🔧

112507 2012-2018 BMW 3 Series F30 Duraflex M3 Look Rear Diffuser (must be used with M3 look rear bumper) - 1 Piece 2012-2018 BMW 3 Series F30 Duraflex M3 Look Rear Diffuser (must be used with M3 look rear bumper) - 1 Piece Duraflex Body Kits are perfect upgrade to your vehicle?

Clean lines, no compromises. The Anderson Composites Type-OE Decklid for 05-09 Mustangs gives you that factory-tight fit...
06/16/2026

Clean lines, no compromises. The Anderson Composites Type-OE Decklid for 05-09 Mustangs gives you that factory-tight fitment in lightweight composite. At $1,259.99 with free shipping, it's a serious upgrade done right. 🔧

https://www.undergrounddynamics.com/products/andac-tl0506fdmu-anderson-composites-trunks

Stock or delete — what's the plan for your SN197?

ANDAC-TL0506FDMU Anderson Composites 05-09 Ford Mustang Type-OE Decklid Anderson Composites packs all products carefully to prevent damage during shipping. However, damage may still occur occasionally. Buyer must inspect the packaging and the products carefully upon receiving them.

Carbon or stock grille — where do you draw the line on exterior mods before it stops feeling like your car? 🤔
06/15/2026

Carbon or stock grille — where do you draw the line on exterior mods before it stops feeling like your car? 🤔

ANDAC-LG1213FDGT Anderson Composites 10-14 Ford Mustang/Shelby GT500 Front Lower Grille Anderson Composites packs all products carefully to prevent damage during shipping. However, damage may still occur occasionally. Buyer must inspect the packaging and the products carefully upon receiving them.

Your heel-toe game deserves better than stock rubber. Cusco's aluminum accelerator pedal gives your BRZ/FR-S/86 the prec...
06/15/2026

Your heel-toe game deserves better than stock rubber. Cusco's aluminum accelerator pedal gives your BRZ/FR-S/86 the precise feel and grip you actually need when you're pushing it. At $72.99, it's one of the easiest upgrades you'll make. 🔧

https://www.undergrounddynamics.com/products/cus965-766-cusco-pedal-covers

What mod did you tackle first on your 86 platform?

CUS965 766 A Cusco Sports Accel Pedal 13 Subaru BRZ/Scion FR-S/Toyota 86 Cusco Sports Accel Pedal 13 Subaru BRZ / Scion FR-S / Toyota 86. Underground Dynamics Shop now

That first pull out of the garage after a long build weekend hits different. All those late nights, busted knuckles, and...
06/14/2026

That first pull out of the garage after a long build weekend hits different. All those late nights, busted knuckles, and second-guessing yourself — worth every second. What's the one mod that finally made your build feel complete? 🔧

116718 2017-2022 Infiniti Q60 Carbon Creations GTS Look Hood - 1 Piece 2017-2022 Infiniti Q60 Carbon Creations GTS Look Hood - 1 Piece Pre-Installed Mesh (when applicable) 100% Grade A Carbon Fiber High Gloss Finish Installation Hardware (few extra screws and bolts) General Instruction Booklet UV Co...

Big brake upgrades, late nights in the garage, track days that make it all worth it. This is why we do it. 🔧What's the m...
06/13/2026

Big brake upgrades, late nights in the garage, track days that make it all worth it. This is why we do it. 🔧

What's the mod that finally made your build feel complete?

EBCGD1057 EBC 03-04 Subaru Impreza 2.0 Turbo WRX STi GD Sport Rear Rotors All EBC rotors are made from OE spec grey cast iron, exactly as used on new car production and as many as we have tools for are BRITISH MADE wholly in our own UK foundry.

RC-F owners — wide body or clean stock lines? Drop your build direction below 🔧
06/11/2026

RC-F owners — wide body or clean stock lines? Drop your build direction below 🔧

117830 2015-2019Lexus RC-F Carbon Creations Nexos Rear Diffuser - 1 Piece 2015-2019Lexus RC-F Carbon Creations Nexos Rear Diffuser - 1 Piece Pre-Installed Mesh (when applicable) 100% Grade A Carbon Fiber High Gloss Finish Installation Hardware (few extra screws and bolts) General Instruction Booklet...

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Santa Ana, CA
92704

Opening Hours

Monday 9am - 5pm
Tuesday 9am - 5pm
Wednesday 9am - 5pm
Thursday 9am - 5pm
Friday 9am - 5pm
Saturday 9am - 5pm

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