Sierra Exhaust Elbow Mounting Kit 18-8523 for 18-1927 4 Inch Riser

The Sierra Exhaust Elbow Mounting Kit, part number 18-8523, is a hardware kit designed to mount the Sierra 18-1927 4 inch exhaust riser. It supplies the mounting hardware and washer and nut kit needed to complete the riser installation, so the fasteners match the fit and finish of the riser they are paired with rather than relying on generic hardware.

This kit's washer and nut kit is a shared component also used across the Sierra 18-8515 and 18-8519 mounting kits, reflecting a common hardware standard across Sierra's riser and elbow mounting lineup. The kit ships in a compact package with an item weight of 0.24 pounds, and each set is packaged as a single unit count.

Specifications

• Brand: Sierra
• Manufacturer Part Number: 18-8523
• Product Type: Exhaust Elbow Mounting Kit
• Use With: Sierra 18-1927 4 inch Riser
• Included Components: Mounting hardware, washer and nut kit
• Color: White
• Item Dimensions: 0.39 x 0.39 x 0.39 inches
• Weight: 0.24 pounds
• Unit Count: 1

Fitment

• Use with Sierra 18-1927 4 inch riser

Replaces (OEM)

• No OEM cross-reference numbers listed

Frequently Asked Questions

What is the Sierra 18-8523 mounting kit used for? It is a mounting kit used to install the Sierra 18-1927 4 inch exhaust riser, supplying the mounting hardware needed to fit the riser in place.

Does the 18-8523 kit include hardware, or just the riser? The 18-8523 kit includes mounting hardware and a washer and nut kit; it does not include the riser itself, which is sold separately as Sierra part 18-1927.

Which riser does the Sierra 18-8523 mounting kit fit? It is designed for use with the Sierra 18-1927 4 inch riser.

Is the washer and nut kit in 18-8523 unique to this kit? No, the washer and nut kit included in the 18-8523 mounting kit is also used in the Sierra 18-8515 and 18-8519 mounting kits.

How much does the Sierra 18-8523 mounting kit weigh? The 18-8523 mounting kit weighs 0.24 pounds.

What are the dimensions of the Sierra 18-8523 mounting kit? The kit measures 0.39 x 0.39 x 0.39 inches.

What color is the Sierra 18-8523 mounting kit? The mounting hardware in the 18-8523 kit is white.

How many mounting kits come in one 18-8523 package? One 18-8523 package contains a single unit count of the mounting kit.

Are there OEM cross-reference numbers for the Sierra 18-8523 mounting kit? No OEM cross-reference numbers are listed for the 18-8523 mounting kit.

Is Sierra 18-8523 the same as the 18-8515 or 18-8519 mounting kits? No, 18-8523 is a distinct part number intended for the 18-1927 riser, while 18-8515 and 18-8519 are separate mounting kits for different elbows and risers, though they share the same washer and nut kit design.

Do I need any other parts to complete the riser installation with 18-8523? The 18-8523 kit provides the mounting hardware and washer and nut kit for the 18-1927 riser; the riser itself and any gaskets are separate Sierra parts.