My Account
My Garage
Shopping Cart

Shopping Cart

0 items in your Cart
View Cart
Subtotal
Track
My Order
MY GARAGE Select Vehicle
MY GARAGE

Manley 11399-8 Stainless Steel Intake Valve 1.625" Head Diameter

(2012-2018 BMW 3 Series)

Manufacturer

Picture for manufacturer Manley

Part Number

11399-8
5 reviews
Sale Price

$301.07

Estimated ship date Wednesday, November 18

Check out with

ApplePay
Authorize Seller Badge
No Hassle Returns

No Hassle Returns

Live-in-stock inventory

Live-in-stock inventory

Fitment guaranteed

Fitment guaranteed

Product Details

The Manley 11399-8 is a high-performance stainless steel intake valve designed for demanding racing and performance applications. This valve features a 1.625-inch head diameter with a +.700-inch extended stem length, making it ideal for engines requiring custom valve train geometry or increased lift capabilities.

Key Features:

  • Premium stainless steel construction for superior durability and heat resistance
  • 1.625-inch head diameter optimized for airflow
  • Extended +.700-inch stem length for custom applications
  • Precision-machined to exact tolerances for reliable performance
  • Suitable for racing and high-performance street engines

Manley Performance valves are engineered to withstand the extreme conditions of high-RPM operation while maintaining precise sealing and optimal flow characteristics. Each valve is manufactured to strict quality standards to ensure consistent performance and longevity.

Products specifications

Fits

2012-2018 BMW 3 Series

The item came extremely quickly. I ordered Monday night and it arrived to my door Thursday afternoon in great condition. Great pricing as well.

Order Process was quick and easy. I would highly recommend this site.

Lowest price, timely delivery.

easy

I couldn't believe the low price! Glad I found this website, I will definitely be a return costumer.

Share icon
Return Policy
Returns are easy at THMotorsports

Not happy with a purchase? No problem. We've made returning items as easy as possible. And most purchases can be returned for free for 30 days. Learn more about our Returns Policy