Services >> Custom Upgrades

Custom Auto Body Shop

Get your vehicle customized by pros in Los Angeles and Thousand Oaks.

  • Harry’s Custom Upgrades

  • Car Customization Services

  • Car Customization Repair Process

  • FAQs

  • Book Appointment

    The team at Harry’s Auto Collision shares your passion and enthusiasm for cars. With award-winning custom auto body shops in Los Angeles and Thousand Oaks, California, we offer more than just paint and body repair services. We specialize in car customization, bringing your unique vision for your vehicle to life.

    Automobile customization has deep roots in American culture, evolving from the hot-rodding craze of the 1930s, the emergence of lowriders in the mid-20th century, to the muscle car era of the 1960s and 1970s, and the import tuning scene of the 1990s and 2000s.

    NASCAR, a symbol of American motorsports, originated from modifying cars during the Prohibition era. This tradition reflects America’s long-standing fascination with personalizing vehicles to reflect individual style, performance preferences, and cultural identities.

    Whether your car is a vintage classic or the latest sports model, Harry’s Auto Collision can help with your modification dreams. We offer a wide selection of car customization services and upgrades to make your vehicle uniquely yours. Our skilled mechanics are experts at turning concepts into reality, from enhancing performance to creating automotive masterpieces.

    Visual and performance upgrades, restorative modifications, complete overhauls, custom paint jobs, wheels, and interior and exterior mods; there are almost limitless ways to customize your car. Harry’s Auto Collision offers a complete range of upgrade and modification services.

    • Performance upgrades. Harry’s Auto Collision can help you enhance and refine your car’s power, handling, and overall performance to build the vehicle of your dreams.Our services range from simple air intake, exhaust, and ECU upgrades to tire replacements, performance brakes and suspension, and engine tuning. Our custom car shop technicians can also perform complete engine and transmission swaps to go beyond the limits of your car’s original capabilities.
    • OEM support. Harry’s Auto Collision is an approved collision center for over ten different auto manufacturers, such as Porsche, McLaren, Mercedes-Benz, and Aston Martin. If you need access to a manufacturer’s performance parts, we can help you find and install them, ensuring maximum compatibility with your model.For example, if you own a Mercedes-Benz and are looking for OEM performance upgrades, we can recommend Mercedes-AMG parts suitable for your model and trim level.
    • Custom interiors. Customizing your vehicle’s interior and cabin environment is an excellent way to give it that extra personal touch. Our auto customization shop can install a wide range of aesthetically appealing and comfort-oriented upgrades. Examples include premium seats, heating and cooling systems, ambient lighting, soundproofing, and new audio and infotainment systems.If you are into motorsports, our team can also help you modify your interior for track use, such as racing seats and steering wheels, custom-fitted roll cages, or weight reduction and lightening work.
    • Exterior mods and body kits. Changing your vehicle’s external appearance is one of the best ways to personalize a standard model. Our exterior modification services range from LED headlights and tinted windows to installing spoilers, side skirts, custom bumpers, diffusers, custom side mirrors, and new wheels and rims.If you are looking for an aesthetic change, we can also source and install complete body kits for your car. Body kits typically include a combination of individual exterior mods and other bespoke parts, altering your vehicle’s looks and performance. For example, widebody kits are designed to make your car wider and look more muscular, changing its appearance and aerodynamics.
    • Custom paint and wraps. If you want to alter a car’s visual and aesthetic appeal, there are few better ways than to change its paint job. Harry’s Auto Collision is fully qualified to perform custom paint jobs of all types, ensuring your car looks exactly how you imagined. Our paint services range from simple color replacements to custom paint and effects, such as gradients, metal flakes, pearlescence, or color-shifting.Harry’s Auto Collision can go further with additional visual customizations like custom wraps and decals. We can design, create, and install any combination of colors, shapes, and paint effects you desire, turning your car into a custom piece of automotive art.

    The certified technicians at Harry’s Auto Collision are fully trained to handle materials commonly used in customized or performance-oriented parts. If one of your custom parts has been dented, broken, or damaged on the road or the track, you can trust our team to repair or replace it. Here’s an overview of our process:

    • Initial assessment. Schedule an appointment with us and let our team examine your vehicle to assess and evaluate the extent of the damage. We’ll review all modifications and parts already installed on your vehicle. This way, we can ensure we find the exact parts needed and apply the most effective repair techniques for your specific situation.
    • Material repair techniques. Our technicians at Harry’s Auto Collision have the qualifications, training, and experience to handle repairs of advanced automotive materials, including aluminum and carbon fiber. We can assess, repair, and refresh any body panel, trim element, or body kit piece that needs it.
    • Replacement part sourcing. If our custom auto body shop determines that your car requires new parts, we can find the OEM or third-party replacement parts your vehicle needs. We’re committed to restoring your vehicle’s looks and performance to its pre-damage state, ensuring it drives and dazzles just like it did before.
    • Paint repairs and touch-ups. If your vehicle has custom paint or wraps, few things are worse than chips, dents, torn vinyl, and other traces of visual damage. Harry’s Auto Collision can repair your paint, apply a new layer of clear coat, and restore your wrap as needed.
    • Performance maintenance. Vehicles used for high-performance and motorsport activities need specialized care, and Harry’s Auto Collision is equipped to provide just that. If you’ve upgraded your car for track use or other performance purposes with us, we’re here to support its ongoing maintenance to ensure peak operation.We’ll tailor maintenance schedules and fluid changes to fit how you use your vehicle, manage the replacement of parts that wear out quickly, carry out safety checks, and handle all necessary repairs and evaluations to keep your car running smoothly and safely.

    Can you install parts I already own?

    At Harry’s Auto Collision, we are car enthusiasts, and we understand that you may already have specific parts in mind for your project. Our team is happy to help you install your customer-provider third-party parts as long as they meet quality standards and are compatible with your vehicle.

    How long do car customization projects take?

    The timeline varies depending on the number of upgrades, modifications, repairs, and parts that require replacement. Simpler tasks like window-tinting or installing cold air intakes may require only a few hours. More extensive work, such as tire replacement, body kit installation, intricate vinyl designs, or an engine swap project, can take several days or even weeks to complete.

    Can you help me choose suitable upgrades and modifications?

    Share your vision for your vehicle with us, detailing everything from the performance enhancements you desire to the comfort features and visual appeal you’re aiming for. At Harry’s Auto Collision, our technicians can guide you every step of the way, ensuring your vehicle undergoes the perfect modifications. We’ll suggest parts, upgrades, and services that align with your objectives and budget. Plus, we’ll offer a detailed quote and an estimated timeline to bring your project to completion.

    Are any car modifications illegal?

    Yes, certain car modifications can be illegal, impacting safety, emissions, and noise regulations. Our technicians know Los Angeles and the broader California laws related to street-legal car modifications, ensuring your customizations comply with all legal standards to keep you penalty-free.

Harry’s Custom Upgrades

The team at Harry’s Auto Collision shares your passion and enthusiasm for cars. With award-winning custom auto body shops in Los Angeles and Thousand Oaks, California, we offer more than just paint and body repair services. We specialize in car customization, bringing your unique vision for your vehicle to life.

Automobile customization has deep roots in American culture, evolving from the hot-rodding craze of the 1930s, the emergence of lowriders in the mid-20th century, to the muscle car era of the 1960s and 1970s, and the import tuning scene of the 1990s and 2000s.

NASCAR, a symbol of American motorsports, originated from modifying cars during the Prohibition era. This tradition reflects America’s long-standing fascination with personalizing vehicles to reflect individual style, performance preferences, and cultural identities.

Whether your car is a vintage classic or the latest sports model, Harry’s Auto Collision can help with your modification dreams. We offer a wide selection of car customization services and upgrades to make your vehicle uniquely yours. Our skilled mechanics are experts at turning concepts into reality, from enhancing performance to creating automotive masterpieces.

Car Customization Services

Visual and performance upgrades, restorative modifications, complete overhauls, custom paint jobs, wheels, and interior and exterior mods; there are almost limitless ways to customize your car. Harry’s Auto Collision offers a complete range of upgrade and modification services.

  • Performance upgrades. Harry’s Auto Collision can help you enhance and refine your car’s power, handling, and overall performance to build the vehicle of your dreams.Our services range from simple air intake, exhaust, and ECU upgrades to tire replacements, performance brakes and suspension, and engine tuning. Our custom car shop technicians can also perform complete engine and transmission swaps to go beyond the limits of your car’s original capabilities.
  • OEM support. Harry’s Auto Collision is an approved collision center for over ten different auto manufacturers, such as Porsche, McLaren, Mercedes-Benz, and Aston Martin. If you need access to a manufacturer’s performance parts, we can help you find and install them, ensuring maximum compatibility with your model.For example, if you own a Mercedes-Benz and are looking for OEM performance upgrades, we can recommend Mercedes-AMG parts suitable for your model and trim level.
  • Custom interiors. Customizing your vehicle’s interior and cabin environment is an excellent way to give it that extra personal touch. Our auto customization shop can install a wide range of aesthetically appealing and comfort-oriented upgrades. Examples include premium seats, heating and cooling systems, ambient lighting, soundproofing, and new audio and infotainment systems.If you are into motorsports, our team can also help you modify your interior for track use, such as racing seats and steering wheels, custom-fitted roll cages, or weight reduction and lightening work.
  • Exterior mods and body kits. Changing your vehicle’s external appearance is one of the best ways to personalize a standard model. Our exterior modification services range from LED headlights and tinted windows to installing spoilers, side skirts, custom bumpers, diffusers, custom side mirrors, and new wheels and rims.If you are looking for an aesthetic change, we can also source and install complete body kits for your car. Body kits typically include a combination of individual exterior mods and other bespoke parts, altering your vehicle’s looks and performance. For example, widebody kits are designed to make your car wider and look more muscular, changing its appearance and aerodynamics.
  • Custom paint and wraps. If you want to alter a car’s visual and aesthetic appeal, there are few better ways than to change its paint job. Harry’s Auto Collision is fully qualified to perform custom paint jobs of all types, ensuring your car looks exactly how you imagined. Our paint services range from simple color replacements to custom paint and effects, such as gradients, metal flakes, pearlescence, or color-shifting.Harry’s Auto Collision can go further with additional visual customizations like custom wraps and decals. We can design, create, and install any combination of colors, shapes, and paint effects you desire, turning your car into a custom piece of automotive art.
Car Customization Repair Process

The certified technicians at Harry’s Auto Collision are fully trained to handle materials commonly used in customized or performance-oriented parts. If one of your custom parts has been dented, broken, or damaged on the road or the track, you can trust our team to repair or replace it. Here’s an overview of our process:

  • Initial assessment. Schedule an appointment with us and let our team examine your vehicle to assess and evaluate the extent of the damage. We’ll review all modifications and parts already installed on your vehicle. This way, we can ensure we find the exact parts needed and apply the most effective repair techniques for your specific situation.
  • Material repair techniques. Our technicians at Harry’s Auto Collision have the qualifications, training, and experience to handle repairs of advanced automotive materials, including aluminum and carbon fiber. We can assess, repair, and refresh any body panel, trim element, or body kit piece that needs it.
  • Replacement part sourcing. If our custom auto body shop determines that your car requires new parts, we can find the OEM or third-party replacement parts your vehicle needs. We’re committed to restoring your vehicle’s looks and performance to its pre-damage state, ensuring it drives and dazzles just like it did before.
  • Paint repairs and touch-ups. If your vehicle has custom paint or wraps, few things are worse than chips, dents, torn vinyl, and other traces of visual damage. Harry’s Auto Collision can repair your paint, apply a new layer of clear coat, and restore your wrap as needed.
  • Performance maintenance. Vehicles used for high-performance and motorsport activities need specialized care, and Harry’s Auto Collision is equipped to provide just that. If you’ve upgraded your car for track use or other performance purposes with us, we’re here to support its ongoing maintenance to ensure peak operation.We’ll tailor maintenance schedules and fluid changes to fit how you use your vehicle, manage the replacement of parts that wear out quickly, carry out safety checks, and handle all necessary repairs and evaluations to keep your car running smoothly and safely.
FAQs

Can you install parts I already own?

At Harry’s Auto Collision, we are car enthusiasts, and we understand that you may already have specific parts in mind for your project. Our team is happy to help you install your customer-provider third-party parts as long as they meet quality standards and are compatible with your vehicle.

How long do car customization projects take?

The timeline varies depending on the number of upgrades, modifications, repairs, and parts that require replacement. Simpler tasks like window-tinting or installing cold air intakes may require only a few hours. More extensive work, such as tire replacement, body kit installation, intricate vinyl designs, or an engine swap project, can take several days or even weeks to complete.

Can you help me choose suitable upgrades and modifications?

Share your vision for your vehicle with us, detailing everything from the performance enhancements you desire to the comfort features and visual appeal you’re aiming for. At Harry’s Auto Collision, our technicians can guide you every step of the way, ensuring your vehicle undergoes the perfect modifications. We’ll suggest parts, upgrades, and services that align with your objectives and budget. Plus, we’ll offer a detailed quote and an estimated timeline to bring your project to completion.

Are any car modifications illegal?

Yes, certain car modifications can be illegal, impacting safety, emissions, and noise regulations. Our technicians know Los Angeles and the broader California laws related to street-legal car modifications, ensuring your customizations comply with all legal standards to keep you penalty-free.

PROFESSIONAL CUSTOM AUTO BODY SHOP

Our technicians are trained, equipped, and skilled to handle your luxury vehicle with the care it deserves.

Customer Testimonials

“Harry has been absolutely fantastic. He performed bodywork on my car and went the extra mile by giving it a thorough buffing, detailing, and even steamed the engine. The results have been astonishing, with numerous strangers complimenting how pristine my car looks and inquiring about its age (despite it being a decade old). Shortly after this exceptional service, I encountered some
read more hidetrouble starting my car. Without hesitation, I turned to Harry for assistance. He promptly assessed the issue, identified a nearly dead battery, and replaced it on the spot, all without requiring an appointment. I was immensely grateful for his immediate attention, especially considering their busy schedule, as I knew my car’s starting troubles were only going to worsen with time.”

Dr. Sarah Schewitz

“Harry’s Auto Collision is the sole auto body shop in Los Angeles that I entrust with the care of my SUV. The entire crew at Harry’s Auto Collision not only ensures that your vehicle is restored to its pre-accident condition but also takes exceptional care of you as a valued customer. My interaction with David Gasparyan was nothing short of exceptional. His customer service skills are unparalleled.
read more hideDavid made me feel like part of their extended family, fostering a sense of camaraderie that made our conversations feel like those between long-time friends. Throughout the process, I always had the sense that David had my best interests at heart. He maintained clear and thorough communication, instilling a high level of comfort during a challenging period. David went above and beyond, even navigating the hurdles of parts on back order to assist me. This marks my second visit to Harry’s Auto Collision in the span of six years, and on both occasions, they have significantly reduced the stress and difficulty associated with my accidents.”

Charlyn L.E.