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PERFORMANCE

Performance Automotive Parts

Underground Dynamics is all about pushing the limits of performance, and here you will find all that you need to supercharge your vehicle’s performance; whether this be through a Cold Air intake that provides for optimal engine air flow or via a Turbo kit that provides a kick to the horse power under the bonnet.

Solid quality Car Performance Each and every one of our car performance parts has been meticulously sourced from only the most reputable of manufactures and suppliers, ensuring that our clients receive the high quality items that they expect, and the performance that they are paying for.

Exhaust Systems
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Suspension Systems
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Air Intake Systems
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Brakes
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Transmission
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Engine
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Customer Reviews

Truhart

TruHart Street Plus Coilovers| 2004-2008 Acura TL

Great product for price

Posted by Joe on 30th Aug 2019

received the coilovers in speedy time and product is great!.

Truhart

TruHart Street Plus Coilovers| 2003-2008 Acura TSX | 2003-2007 Honda Accord

06 Acura TSX - awesome product!

Posted by TSX Bill on Oct 30th Sep 2019

Coilovers ride nice. A little bumpy but good for the price. My only complaint is I had to grind down the bushing and aluminum sleeve for the coilovers to fit in the slot and to slide bolt through. Super easy install besides grinding them down. And can go low af! All in all they are good for the pric

Duraflex®

2003-2008 Nissan 350Z Z33 Duraflex N-3 Front Bumper Cover - 1 Piece

350z front bumper rocks!

Posted by Jolly rogers on Aug 2021

Always a pleasure buying parts from underground dynamics...best customer service and best price

Tomorrow®

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Nice Support

Posted by Phien Dragon on 28th Sep 2018

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Need help? We're available at714-804-5933 - Email us atsupport@undergrounddynamics.com orContact Us
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