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PERFORMANCE

Maximize Your Engine's Potential with Premium Performance Upgrades
Unleash the true power of your build with our comprehensive collection of performance parts and engine upgrades. Performance Aero Kits delivers the essential performance modifications that serious automotive enthusiasts trust to extract maximum power, improve handling, and enhance reliability.
Our performance category features everything you need to transform your ride from stock to exceptional. From performance exhaust systems that deliver aggressive sound and increased horsepower to cold air intake systems that maximize airflow, we stock premium upgrades for popular platforms including Honda Civic, Subaru BRZ, Toyota Supra, Nissan 350Z, Ford Mustang, and Chevrolet Camaro.
Complete Performance Solutions:
  • Performance Exhaust Systems - Cat-back, axle-back, and turbo-back systems for power and sound
  • Cold Air Intake Systems - High-flow intakes for maximum engine breathing
  • Performance Brake Systems - Upgraded pads, rotors, and calipers for superior stopping power
  • Clutch Systems - Heavy-duty clutches for high-performance applications
  • Short Shifters - Precision shifting for track and street performance
  • Performance Radiators - Enhanced cooling for demanding applications
  • Motor Mounts - Solid and polyurethane mounts for improved power transfer
Why Choose Performance Aero Kits for Your Performance Build?
  • Extensive selection of performance car parts from trusted manufacturers
  • Components designed for both street performance and track racing applications
  • Competitive pricing on quality automotive performance upgrades
  • Expert curation of parts that deliver real-world performance gains
  • Direct-fit solutions for popular enthusiast vehicles
Whether you're building a weekend warrior or preparing for serious track duty, our performance collection has the upgrades to take your build to the next level. From bolt-on performance modifications to comprehensive system upgrades, we stock the parts that deliver results.
Ready to unlock your car's potential? Shop performance upgrades today.
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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@performanceaerokits.com orContact Us
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