Bolt-On Collector Extensions 18" long, 3" I.D.

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JEGSPART NUMBER: 555-30631

Bolt-On Collector Extensions 18" long, 3" I.D.

Name: Bolt-On Collector Extensions 18" long, 3" I.D.
Brand: JEGS
SKU: 555-30631
Price: 78.99 USD
Availability: InStock

^$78⁹⁹$85.29You Save$6.30

10 left in stock

Ships on Sep 08, 2026

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Bolt-On

18" long, 3" I.D.
Made in the USA
Enables torque curve adjustment to suit track conditions
Includes two extensions, nuts, bolts, and gaskets
Specifications: 18” long, 3” id, 3 bolt flange
Two per package with other options available separately
Made in usa with high quality components and assembly

Bolt-on or slip-on, these collector extensions enable you to adjust torque curve to suit track conditions. Bolt-ons include 2 extensions, nuts, bolts, and gaskets. Slip-ons include two extensions and two clamps.

Part TypeHeader Extension

Product LineJEGS Collector Extensions

BrandJEGS

Package Height6.4

Package Width8.4

Package Length18.5

Weight7.85 PG

Part CategoryPerformance Parts

Gaskets IncludedYes

Oxygen Sensor Bung IncludedNo

Collector Attachment3-bolt flange

QuantitySold as a kit

Mounting Hardware IncludedYes

Collector Diameter3 in (76.2 mm)

Header Extension Length18 in (457.2 mm)

Part FitmentUniversal

Header Extension Offset0 in (0 mm)

Package Qty1

Package TypeEA

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