Honda Civic Engine Hardware

Looking for aftermarket parts to modify or upgrade your Honda Civic with engine hardware? At Tunersports.com we carry a huge selection of the top name brand performance engine hardware parts and accessories.

Upgrade your Honda Civic with premium aftermarket performance parts designed to improve power, handling, and style. Shop exhaust systems, suspension upgrades, brake kits, air intakes, and more — all backed by fast, free shipping from Tunersports.

Engine Hardware Parts:

Only show in-stock parts

IN STOCK - DROPSHIPS BXPT-00500-81 BLOX Racing LS/VTEC (B18 B20) Conversion Kit - With 81mm Head Gasket 1999-2000 Honda Civic Si $237.60 DetailsAdd to Cart

IN STOCK - DROPSHIPS BXPT-00500-84 BLOX Racing LS/VTEC (B18 B20) Conversion Kit - With 84mm Head Gasket 1999-2000 Honda Civic Si $237.60 DetailsAdd to Cart

Shop Aftermarket Parts for Every Honda Civic Model Year

Whether you drive a classic 90s Civic, a turbocharged late-model build, or a daily-driven commuter, we carry performance parts designed specifically for your generation. Our extensive inventory ensures proper fitment and compatibility across a wide range of Honda Civic trims and model years.

Popular Honda Civic Performance Categories

Exhaust Systems & Mufflers

Improve airflow and unleash a more aggressive sound with high-performance cat-back exhaust systems, headers, and mufflers. Upgrading your exhaust can increase horsepower while enhancing throttle response.

Suspension & Coilovers

Enhance cornering and overall ride control with performance suspension components including coilovers, lowering springs, sway bars, and strut braces. Dial in your Civic’s stance and handling for street or track use.

Air Intakes & Engine Upgrades

Boost engine efficiency and performance with cold air intakes, short ram systems, and other airflow upgrades. These modifications help your Civic breathe better and respond faster.

Brake Kits, Pads & Rotors

Increase stopping power with upgraded brake pads, slotted rotors, and complete big brake kits. Ideal for spirited driving and high-performance applications.

Exterior & Interior Accessories

Customize your Civic’s appearance and comfort with lighting upgrades, aerodynamic components, shift knobs, floor mats, and other premium accessories.

Why Buy Honda Civic Parts from Tunersports?

• Extensive selection of performance brands
• Competitive pricing
• Fast, free shipping within the Continental U.S.
• Parts designed for precise fitment
• Trusted source for aftermarket performance upgrades

Frequently Asked Questions

What are the best performance upgrades for a Honda Civic?

Popular upgrades include cold air intakes, cat-back exhaust systems, coilovers, and upgraded brake components. These modifications improve horsepower, handling, and overall driving performance.

Do aftermarket Honda Civic parts affect warranty?

Aftermarket parts may affect certain warranty claims depending on installation and manufacturer guidelines. Always review your vehicle’s warranty terms before modifying.

How do I find parts for my specific Civic model?

Use the model year filter or browse by generation to ensure compatibility with your specific Honda Civic trim and configuration.