Performance Upgrades
At Hillcity Customs, we understand that a vehicle’s performance is just as important as its aesthetics. Our Performance Upgrades are designed to enhance your car’s power, handling, and overall driving experience. Whether you’re looking to optimize engine performance, refine your exhaust system, or elevate your vehicle’s handling capabilities, our tailored solutions ensure that every modification meets the highest standards of precision and craftsmanship.
Our expert team works with the latest technologies and top-tier materials to provide upgrades that not only deliver superior performance but also integrate seamlessly with your vehicle. From engine tuning to custom wheels and exhaust systems, each modification is designed to enhance both functionality and style, offering an unmatched driving experience.



Engine Tuning and Remapping
Maximize your engine’s potential with our Engine Tuning and Remapping services. By reprogramming your vehicle’s ECU, we optimize power output, fuel efficiency, and throttle response. Whether you seek improved horsepower, torque, or overall performance, our precision tuning ensures the best results while maintaining the integrity of your engine. Every remap is tailored to meet your specific needs, enhancing your driving experience while preserving vehicle reliability.
Performance Tires and Wheels
Optimize your vehicle’s handling and appearance with our custom Performance Tires and Wheels. Carefully chosen for superior grip and durability, these tires improve braking, cornering, and acceleration. Paired with premium wheels designed for both aesthetics and function, this upgrade delivers enhanced driving dynamics without sacrificing style. Whether for everyday driving or high-performance needs, our tire and wheel packages are tailored to provide the ultimate combination of form and function.
Exhaust Systems
Our Exhaust Systems are crafted to enhance both the performance and sound of your vehicle. By reducing backpressure and improving airflow, these systems boost engine efficiency and power. We offer a range of exhaust options, from subtle refinements to aggressive performance sounds, ensuring that your system meets your aesthetic and driving requirements. Each exhaust is built to last, using high-quality materials to ensure longevity and performance.
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FAQs
General Information
What are the benefits of Performance Upgrades?
Our Performance Upgrades are designed to enhance your vehicle’s power, handling, and overall driving experience. By optimizing engine performance, refining the exhaust system, and upgrading tires and wheels, these modifications ensure superior driving dynamics and a noticeable boost in performance. These upgrades not only elevate the driving experience but also add value to your vehicle.
Installation Process
How long does the performance upgrade process take?
The timeframe for performance upgrades depends on the specific modifications being made. Engine tuning can typically be completed within a few hours, while exhaust systems and tire/wheel upgrades may take 1-2 days depending on the complexity. For exact timeframes, we encourage clients to contact us directly, as each project can vary based on the scope of work.
Are the modifications safe for my vehicle?
Yes, our Performance Upgrades are designed with both safety and performance in mind. We use state-of-the-art technology and high-quality materials to ensure that every modification integrates seamlessly with your vehicle. Each upgrade undergoes rigorous testing and quality assurance to guarantee that your vehicle operates optimally and safely.
Pricing Transparency & Customization Options
How much do the Performance Upgrades cost?
The cost of our Performance Upgrades varies depending on the specific modifications and customization options selected. We provide a detailed estimate for each project, ensuring transparency in pricing with no hidden fees. Please contact us for a personalized quote based on your vehicle and upgrade preferences.
Can I customize my Performance Upgrade?
Absolutely. Our Performance Upgrades are fully customizable to suit your specific performance goals and aesthetic preferences. Whether you’re seeking a subtle enhancement or a more aggressive performance boost, we offer a range of options to ensure that your upgrades reflect your vision.
Payment & Warranty
Is an advance payment required?
Yes, a 50% advance payment is required to confirm the job, with the remaining 50% due upon completion before the vehicle is released.
Do you offer a warranty on Performance Upgrades?
Yes, we offer a warranty on most of our Performance Upgrades. However, the specifics of the warranty may vary depending on the type of modification and the manufacturer of the parts used. Our team will provide detailed warranty information prior to the start of your project.
Care & Maintenance
How do I maintain my Performance Upgrades?
To ensure the longevity and optimal performance of your upgrades, regular maintenance is key. We recommend routine checks of your exhaust system and tires, as well as periodic re-mapping of your engine to ensure that it continues to perform at its best. Additionally, avoid harsh driving conditions that could put excessive strain on the vehicle’s upgraded systems.