TRACKED DELIVERY
Fitment data included
Warranty backed
Tracked delivery
Product Details
O2 Extension Harness for Gen 1 CTSV, G8, GTO. Includes 1) 12" Front Extension Harness (4-Pin). Extensions are included in Header kits where needed. This part is a replacement for damaged or lost Extensions.
Features
- Kooks System Are Specifically Designed For Maximum Power
- Kooks Products Are Made Of T304 Air Craft Quality Steel
- Every Kooks Product Is Dyno And Race Tested
Part number: CAS-109004 (CAS109004)
Kooks Headers
Kooks 04-08 Cadillac CTSV & All Pontiac G8 12in - 02 Ext Harn Each
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Part #: KSHCAS-109004
In stock
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$67.99
Price in CAD. Taxes & shipping calculated at checkout.
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Shipping to Canada: $135.00 · ships from a US warehouse, duties included · usually 1-3 weeksEstimate, not a guarantee — if an order will take longer we contact you before taking payment.
Tracked shipping across CanadaShips from our distributor’s US warehouse · Duties included · Rate shown at checkout · 30-day returns · Shipping details
Tracked delivery across Canada.
- Canadian company, prices in CAD
- Shipping and duties shown before you pay, no surprises at the door
- 30 day returns from delivery, see policy
Secure checkoutVISAMCAMEXPAYPAL
Check fitment before you order. We publish fitment from manufacturer and industry data and take care with it, but fit can depend on trim, cab and bed configuration, factory options and any modifications already on your vehicle. If you are unsure, contact us before ordering — and if fitment we published turns out to be wrong, we cover the return.
Specifications
Manufacturer data for this part — all visible, no tabs to dig through.
| Brand | Kooks Headers |
| Part number | KSHCAS-109004 |
| Category | Lighting & Electrical |
Customer reviews

Kooks 04-08 Cadillac CTSV & All Pontiac...
KSHCAS-109004
$67.99ships from a US warehouse
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