Sale

Exhaust› Catalytic Converters

Kooks

2.5-Inch 12-Inch High-Flow Catalytic Converter

$290.87 $157.29 Save $133.58

SKU: GE-251240

Special Order
Special Order
Ships in 4–6 weeks
Free Shipping over $200
$100 Minimum Order
30 Days Return
INSTALL DIFFICULTY
DIY PRO SHOP

Easy — 1–2 hours

Overview

The Kooks GE-251240 is a high-flow catalytic converter featuring a 2.5-inch inlet/outlet and a 12-inch long body. Constructed from T304 air-craft quality steel, it is manufactured in the USA.
Show original supplier description
The Kooks Custom Headers High Flow Catalytic Converter GE-251240 is engineered for performance enthusiasts seeking to optimize their exhaust system. Constructed from T304 air-craft quality steel, this converter boasts a 2.5-inch inlet and outlet diameter with a 12-inch long body, designed to increase exhaust flow. The company has been family-owned and operated for three generations, emphasizing quality and performance in their offerings. This catalytic converter comes with a limited lifetime warranty to the original purchaser. Some Kooks performance items may not be approved for sale or shipment to California or other CARB-compliant states unless specifically CARB-approved, and customers should verify local regulations before purchase. A warning regarding California Proposition 65 chemical exposure is also noted for this product.

Product descriptions are provided by our supplier partners and may not always be perfectly accurate. Not sure this fits? or call (760) 282-4645 and we’ll verify before you order.

Fitment

Fitment Guaranteed

Don’t gamble
on fit.

Log your build in the MOTORMIA app and we’ll guarantee this part fits your exact setup — or your money back, return shipping covered.

Available on iOS & Android

Specifications

BrandKooks
Part NumberGE-251240
CategoryExhaust
5,000+ Trusted brands
1M+ Enthusiasts
5M+ Parts sold
(760) 282-4645 hello@motormia.co

Buy with Confidence

Returns & Fitment

Built for enthusiasts. Every order is backed by our 30 day return window on eligible items. Unused and uninstalled products may be returned with approved RMA and no restocking fees when received in new condition. Orders placed through the MOTORMIA app with a complete build qualify for our Fitment Guarantee — free return shipping if the part doesn’t fit your exact setup. The guarantee covers fit only; installation must follow manufacturer instructions, and we recommend a qualified shop for parts marked Difficulty 4–5.

View Full Return Policy

Shipping

Orders are processed in 1–3 business days. In stock parts ship promptly from our partner network. Special-order items either aren’t currently stocked or are built to your spec — expect 4–6 weeks. If a part goes on backorder while your order is in the queue, we’ll reach out and work through discounted alternatives together.

Free shipping over $200 in the continental US. Alaska, Hawaii, U.S. territories (Puerto Rico, U.S. Virgin Islands, Guam, American Samoa, and the Northern Mariana Islands), and international orders carry surcharges — most appear at checkout. Some exceptions (LTL freight, or suppliers who quote freight only after we place the order) won’t. In those cases we’ll reach out with the exact charge before your order moves forward.

View Full Shipping Policy