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Browse performance upgrades by function and driving focus.

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BC Racing BR Type Coilovers
KIZEN SPEEDWORKS

BC Racing BR Type Coilovers

$1,194.99
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HKS Front Carbon Brace Set
KAIZEN SPEEDWORKS

HKS Front Carbon Brace Set

$1,179.99
Add To Cart
KAIZEN SPEEDWORKS

AEM Induction Strut Bar

AEM Induction Strut Bar

Regular price $499.99
Sale price $499.99 Regular price
aFe Power Control Front Strut Brace

aFe Power Control Front Strut Brace

Regular price $335.99
Sale price $335.99 Regular price $335.99
KAIZEN SPEEDWORKS

APEXi Suction Silicone Hose Kit Toyota 86 | Subaru BRZ 2022+

APEXi Suction Silicone Hose Kit Toyota 86 | Subaru BRZ 2022+

Regular price $219.99
Sale price $219.99 Regular price
BC Racing BR Series Coilover Kit

BC Racing BR Series Coilover Kit

Regular price $1,084.99
Sale price $1,084.99 Regular price
KAIZEN SPEEDWORKS

AMS Performance Chopped Carbon Fiber Air Intake

AMS Performance Chopped Carbon Fiber Air Intake

Regular price $969.95
Sale price $969.95 Regular price
AMS Performance Cold Air Intakes Nissan Z w/ VR30DDTT Engine 2023-2024

AMS Performance Cold Air Intakes Nissan Z w/ VR30DDTT Engine 2023-2024

Regular price $589.99
Sale price $589.99 Regular price
KAIZEN SPEEDWORKS

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AWE Tuning Non-Resonated Touring Edition Exhaust

AWE Tuning Non-Resonated Touring Edition Exhaust

Regular price $2,269.99
Sale price $2,269.99 Regular price
AWE Tuning S-FLO Carbon Intake

AWE Tuning S-FLO Carbon Intake

Regular price $824.99
Sale price $824.99 Regular price
Milltek Non Resonated Valved Catback Exhaust

Milltek Non Resonated Valved Catback Exhaust

Regular price $2,899.99
Sale price $2,899.99 Regular price

Why Choose Kaizen Speedworks

All performance parts are selected for exact fitment and verified quality.

Vehicle-Specific Fitment

No universal parts. Every product is curated to fit exact vehicle platforms.

Performance-Proven Brands

We stock trusted motorsport brands tested on street and track.

Premium Build Quality

High-grade materials designed for durability, performance, and longevity.

Fast & Secure Shipping

Reliable packaging and fast delivery to protect your investment.

Fitment Support

Need help? Our team assists with compatibility before purchase.

KAIZEN SPEEDWORKS

Guaranteed Vehicle-Specific Fitment

Every performance part we sell is selected for specific vehicle platforms, not universal fits.

Whether you’re upgrading intake, exhaust, suspension, or brakes, you can shop with confidence knowing your part is designed to fit and perform exactly as intended.

Check Vehicle Compatibility
Muteki 12x1.25 Chrome Open End Lug Nuts

Vendor: KAIZEN SPEEDWORKS

Muteki 12x1.25 Chrome Open End Lug Nuts

Regular price $77.99
Sale price $77.99 Regular price $67.34
Muteki 12x1.25 Chrome Titanium Closed End Lug Nuts

Vendor: KAIZEN SPEEDWORKS

Muteki 12x1.25 Chrome Titanium Closed End Lug Nuts

Regular price $84.99
Sale price $84.99 Regular price
Muteki HR38 12x1.25 Black Chrome

Vendor: Muteki

Muteki HR38 12x1.25 Black Chrome

Regular price $134.99
Sale price $134.99 Regular price
Seibon Carbon Fiber Rear Strut Brace Nissan Z 2023-2024

Vendor: Seibon

Seibon Carbon Fiber Rear Strut Brace Nissan Z 2023-2024

Regular price $629.99
Sale price $629.99 Regular price $699.99