Cadillac CT6 Ignition Coils

We found 14 eBay listings for Cadillac CT6 ignition coils, covering model years 2013 to 2023.

14 listings available | Prices from $26.00 to $119.95|14 sellers

Last checked: . Confirm current price and fitment with the seller.

Compare ignition coils options for the Cadillac CT6 by part number, specification and seller fitment details. Matching listing titles mention 2013–2023; this is seller-described coverage, not confirmed fitment. Check the exact generation, engine and required specification before choosing a listing.

What the listings say: Of the 14 listings for Cadillac CT6 ignition coils checked on 8 November 2026, 10 give model years between 2013 and 2023. Part numbers in more than one title: 12666339. Titles are the sellers’ descriptions, not confirmed fitment: match the part number, model year, generation and engine before you buy.

14 Results

Ignition Coils

Found 14 listings for "cadillac ct6 ignition coils"

4x Ignition Coils For 2023 Chevrolet Blazer 2.0L 2019 Cadillac CT6 2.0L UF914

4x Ignition Coils For 2023 Chevrolet Blazer 2.0L 2019 Cadillac CT6 2.0L UF914

$42.74USD
NewπŸ“ US
+ $2.25 shipping
Seller: power_motor_parts13
View listing on eBay
Ignition Coil  GN10682 For Cadillac ATS CT6 CTS Chevy Camaro Impala Malibu

Ignition Coil GN10682 For Cadillac ATS CT6 CTS Chevy Camaro Impala Malibu

$49.99USD
NewπŸ“ CN
Free shipping
Seller: aide2306
View listing on eBay
Genuine Ignition Coils & Iridium Spark Plugs For 2013-21 Chevy Cadillac ATS CT6

Genuine Ignition Coils & Iridium Spark Plugs For 2013-21 Chevy Cadillac ATS CT6

$119.95USD
NewπŸ“ US
Free shipping
Seller: autotechusa
View listing on eBay
Ignition Coil 12666339 For Cadillac Buick Chevrolet GMC CT6 16-18

Ignition Coil 12666339 For Cadillac Buick Chevrolet GMC CT6 16-18

$26.00USD
NewπŸ“ US
Free shipping
Seller: alanisdeals
View listing on eBay
4PACK Ignition Coil and Spark Plugs for Cadillac ATS CT6 CTS Chevy Camaro UF680

4PACK Ignition Coil and Spark Plugs for Cadillac ATS CT6 CTS Chevy Camaro UF680

$52.99USD
NewπŸ“ US
Free shipping
Seller: powerautohome
View listing on eBay
(6) NEW OEM GM / Denso 12666339 Ignition Coils For 2016-2019 Cadillac CT6, CTS

(6) NEW OEM GM / Denso 12666339 Ignition Coils For 2016-2019 Cadillac CT6, CTS

$79.96USD
New other (see details)πŸ“ US
Free shipping
Seller: spark-surplus
View listing on eBay
6x Ignition Coil Pack UF830 For 2016-2019 Cadillac ATS 3.6L CT6 3.0L CTS 3.6L

6x Ignition Coil Pack UF830 For 2016-2019 Cadillac ATS 3.6L CT6 3.0L CTS 3.6L

$37.99USD
NewπŸ“ US
+ $21.00 shipping
Seller: auto-evilenergy
View listing on eBay
4x Ignition Coils for GMC Acadia Chevrolet Blazer Cadillac CT4 CT5 CT6 XT4 2.0L

4x Ignition Coils for GMC Acadia Chevrolet Blazer Cadillac CT4 CT5 CT6 XT4 2.0L

$62.99USD
NewπŸ“ US
Free shipping
Seller: scitoo-autoparts
View listing on eBay
6PCS Ignition Coils Iridium Spark Plugs For 2016-2020 Cadillac CT6 3.6L 12666339

6PCS Ignition Coils Iridium Spark Plugs For 2016-2020 Cadillac CT6 3.6L 12666339

$72.19USD
NewπŸ“ US
Free shipping
Seller: speedy-auto05
View listing on eBay
4x Ignition Coils Fit For 2019 Cadillac CT6 2.0L For 2019-2023 Cadillac XT4 2.0L

4x Ignition Coils Fit For 2019 Cadillac CT6 2.0L For 2019-2023 Cadillac XT4 2.0L

$44.99USD
NewπŸ“ US
Free shipping
Seller: scdegr_1
View listing on eBay
4x Ignition Coils Pack for Cadillac XT4 2019-2023 for Cadillac CT6 2019 2.0L

4x Ignition Coils Pack for Cadillac XT4 2019-2023 for Cadillac CT6 2019 2.0L

$53.99USD
NewπŸ“ US
Free shipping
Seller: kintop_coilparts
View listing on eBay
6 Ignition Coils & Spark Plug For 2016-2020 Cadillac CTS CT6 ATS XT5 UF830+91768

6 Ignition Coils & Spark Plug For 2016-2020 Cadillac CTS CT6 ATS XT5 UF830+91768

$80.99USD
NewπŸ“ US
Free shipping
Seller: vehiculos-official-store
View listing on eBay
4X Bosch Ignition Coils UF680 For Cadillac ATS CT6 CTS Chevy Camaro 2.0L 2.5L

4X Bosch Ignition Coils UF680 For Cadillac ATS CT6 CTS Chevy Camaro 2.0L 2.5L

$102.90USD
NewπŸ“ US
Free shipping
Seller: lushandyd
View listing on eBay
Ignition Coils Set of 4 For 2019-2023 Cadillac XT4 CT6 2.0L 2020-2023 Blazer

Ignition Coils Set of 4 For 2019-2023 Cadillac XT4 CT6 2.0L 2020-2023 Blazer

$40.99USD
NewπŸ“ US
+ $7.00 shipping
Seller: scdegr_08
View listing on eBay

Questions about these listings

Which model years are named in the listings for Cadillac CT6 ignition coils?

10 listing titles give model years from 2013 to 2023. Check your car’s year against the fitment details in each listing.

Which part numbers appear in more than one listing for Cadillac CT6 ignition coils?

12666339 appears in more than one title. Compare the number on your old part with the listing before you buy.

How do I check fitment before buying Cadillac CT6 ignition coils?

Match the part number on your old part with the listing, then confirm the model year, generation and engine in the seller’s fitment details. Titles are the sellers’ descriptions, not confirmed fitment.

Check compatibility before buying

These listings were found using Cadillac CT6 ignition coils search terms. A search match does not establish fitment. Compare the part number, vehicle year, generation and engine with the seller's compatibility details. Confirm delivery, returns and the final price on eBay before ordering.