What is the purpose of a collector filler diamond?

A collector filler diamond is used to square up the primary tubes of your headers before they enter the collector. This helps to create a better seal and eliminate potential exhaust leaks at that junction.

What material is this collector diamond made from?

This collector filler diamond is constructed from 304 stainless steel, which is known for its excellent corrosion resistance.

Is this part CARB approved?

No, this part is not CARB approved and cannot be shipped to California.

Stainless Works 2.25in Dia Collector Diamond

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Stainless Works

Specifications

Brand: Stainless Works
Part #: FCFD225
UPC: 887753433152

Stainless Works

Stainless Works 2.25in Dia Collector Diamond

Name: Stainless Works 2.25in Dia Collector Diamond
Brand: Stainless Works
SKU: stainless-works-stainless-works-2-25in-dia-collector-diamond-t14-115931
Price: 5.76 USD
Availability: BackOrder

$5.76

On Backorder

Order now to reserve yours — we'll ship as soon as stock arrives. Full refund if we're unable to fulfill.

Stainless Works 2.25in Dia Collector Diamond Filler Diamond

Key Features

Made from 304 stainless steel for maximum corrosion resistance.
This 2-1/4 inch filler diamond is used for 4:1 headers.
CNC laser cut for accuracy and quality.
Used to square up header primary tubes and eliminate leakage inside the collector.
Proudly made in the USA.

Secure CheckoutFast Shipping631-982-0042

Product Details

CNC laser cut from 304 stainless steel, this 2-1/4 inch collector filler diamond is designed to improve the seal and accuracy of your 4:1 header setup. By squaring up the header primary tubes, it helps eliminate leaks right inside the collector, ensuring your exhaust system performs as intended. The use of 304 stainless steel means you're getting a well-built part that resists corrosion, which is important for any exhaust component.

This filler diamond is a practical piece for anyone building or rebuilding a custom exhaust system, especially when working with headers. Its precise CNC laser cut ensures it fits accurately where it needs to, making the installation process smoother and preventing exhaust leaks that can hurt performance and sound.