Description

Replaces OEM #231-6127. The 85203 manifold is generally found in trucks that have the Acert C-15 Engine and also have a sloped hood like a Peterbilt 389 model. It is always a best practice to verify what the stock OEM manifold is by visually looking at the center section part number or getting the engine serial number. ARP Turbo studs are included.

Benefits & Features

• Better design, pressure fitted to eliminate leaks.
• Sharp corners have been smoothed for better flow.
• High Quality material to eliminate cracks.
• Ported to eliminate any flow interference.
• Ceramic Coated cooling EGT by 100 degrees.
• Fuel Mileage increase.
• 20-30HP Increase.

Applications

• C – 15 15.2L’04-‘11