Skip to product information
1 of 1


Intake Manifold Inlet Hose 3.75" I.D. x 4" Lg - Replaces 744GB310P2, EIH1988

Intake Manifold Inlet Hose 3.75" I.D. x 4" Lg - Replaces 744GB310P2, EIH1988

SKU: F010056

Availability: In Stock

Stock Level: More than 50 available.

Shipping: Calculated at Checkout

Regular price $8.23 USD
Regular price Sale price $8.23 USD
Sale Sold out
Shipping calculated at checkout.

About this Item

  • Designed as a direct replacement hose for part number: 744GB310P2
  • Ensure proper airflow and prevent leaks that can affect engine performance, fuel economy and emissions.
  • Made with materials resistant to heat and extreme pressure
  • Transport clean, filtered air from the air filter to the intake manifold or turbocharger
  • Meets automotive industry standards for internal combustion engines


Fortpro Intake Manifold Inlet Hose is a high quality hose designed for Mack E6, E7, E-Tech and ASET engines. With a 3.75-inch internal diameter and 4-inch length, it offers long-lasting, efficient airflow into the intake manifold. Manufactured with materials resistant to heat and chemicals, it is a replacement option compatible with OEM references 744GB310P2 and EIH1988, ensuring a precise and leak-free fit. Improves engine performance and fuel efficiency for a smoother, more confident drive.


  • Brand: Fortpro
  • Vehicle Type: Semi-Trucks, Heavy-Duty Trucks
  • Product category: Air Intake System
  • Part Type: Intake Manifold Inlet Hose / Inlet Hose High Temperature Silicone
  • Part OEM: 744GB310P2
  • Weight: 0.47 Lbs
  • Inner Diameter: 3.75"
  • Long: 4"
  • Color : Red
  • Applications: Intake Manifold Mack Engines: E6 Series, E7, E-Tech, ASET, Renault / E-Tech. Turbocharger Mack Engines: E6 Series
  • Details: High Temperature Silicone


  • Mack: 744GB310P2
  • PAI: EIH-1988

Shipping Policy

In order to send your purchase, our company may use different freight companies like USPS, UPS and some 3erd Carrier Services for Oversize orders, this will not affect the final price of your order. We will send you all the information in due time. 

For Free Shipping and Freight/Oversize Shipments they are some special term you may check at our Terms & Conditions page.


Return Policy

If for any reason you need to return a purchased item, we have a 30-day return policy, which means you have 30 days after receiving your item to request a return.

To be eligible for a return, your item must met the conditions stablished in our Terms & Conditions.

To start a return, you can contact us at


Dimension Not Available.
View full details