Skip to product information
1 of 4

KLM Race

KLM Race 5-Axis CNC Head Porting (B58/S58)

KLM Race 5-Axis CNC Head Porting (B58/S58)

Regular price $1,499.99 USD
Regular price $1,499.99 USD Sale price $1,499.99 USD
Sale Sold out
Shipping calculated at checkout.

SKU:BUILD-HEADPORT-KLM-B58_S58

Quantity
  • Fitment help from our shop
  • 30-day returns on most unused parts

Shipping & returns · Warranty · Ask about fitment

View full details

Product Details

About this part

CNC head porting offers several performance benefits by optimizing airflow through the engine's cylinder head. By optimizing airflow with CNC porting, you are increasing the engine's ability to fill the cylinders with air and fuel, leading to more power. This process involves precisely shaping the intake and exhaust ports which leads to improved throttle response and enhanced fuel efficiency. CNC machining ensures that all ports are identical, resulting in uniform airflow across all cylinders and a more predictable power curve.

Fitment

Not sure it fits? Contact us with your car's year, model and VIN and we'll help you confirm before you order.

If a part doesn't fit as expected, contact us and we'll work with you to resolve it.

Majority of products have a fitment section in the product description or within the title.

Returns
  • Unused, uninstalled parts can be returned or exchanged within 30 days of the order date.
  • To start a return: Contact us first, don't use Return to Sender.
  • Returns can have up to a 20% restocking fee.
  • Built-to-order and special-order items can't be returned or cancelled once production begins.

Read the full policy

Shipping
  • Orders are processed 7 days a week to ensure your product ships as quickly as possible.
  • Inspect parts within 10 days of delivery, and reach out regarding any damage or missing pieces.

Read the full policy

See our Tariff Policy

Warranty
  • All parts retain the manufacturer's warranty.
  • Warranty claims are subject to the manufacturer's approval.

Read the full warranty