My Account
Shopping Cart

Shopping Cart

0 items in your Cart
View Cart
Subtotal
Track
My Order

Sierra 18-2748 Marine Exhaust Boot 4 Inch Upper Tube

Manufacturer

Picture for manufacturer Sierra

Part Number

118-2748
5 reviews
Sale Price

$28.99

In Stock (10+)

delivery box

Usually delivered within 2 days

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 Sierra 18-2748 is a marine exhaust boot featuring a 4-inch upper tube, designed for use with MerCruiser 120 and 140 stern drives and GM V6 and V8 engines. This exhaust boot is engineered to work with Sierra's 18-1975-1 Riser with Exhaust Tube, providing a reliable seal in your marine exhaust system.

Key Features:

  • 4-inch upper tube diameter for proper exhaust routing
  • Compatible with MerCruiser 120 and 140 stern drives
  • Fits GM V6 and V8 marine engines
  • Meets or exceeds original equipment specifications
  • Includes one exhaust boot per package

OEM Cross-References:

  • MerCruiser: 32-44348, 32-44348001, 32-44348T
  • GLM: 89120
  • Mallory: 9-72805

This replacement exhaust boot provides a durable, quality seal between exhaust system components, helping to prevent exhaust leaks and maintain proper engine performance in your marine application.

Great price and fast free shipping!

Very easy to navigate and great price.

Quick and easy and lots cheaper, let’s see how ship goes :)

Seamless

Easy transaction, lowest price on the net

Share icon
Return Policy
Returns are easy at Boatplicity

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