20638 Taylor 8mm Pro Wire spark plug wire set. Blue for Harley-Davidson
incl. VAT
Chapter members save 14% · Sign in for member pricing
Estimated delivery: 3–15 working days
Authorised
Iron City Dealer
14-Day Returns
Easy & hassle-free
Secure Checkout
256-bit encryption
Free UK Delivery
On orders over £100
Specifications
- Brand
- Taylor
- Part Number
- 20638
- OEM Reference
- —
- Pack Quantity
- Sold as a set
- Category
- Spark Plug Wires
- VAT Rate
- 20%
About This Product
Taylor 8mm Spiro-Pro spark plug wire set. Blue. Sold as a set of four. Fits 2017 through 2025 Touring and Trike models. Excludes the latest CVO and 2024-2025 Street Glide or Road Glide models. Spiral-wound core rated at 350 ohms per foot. Compatible with both points and electronic ignitions. Suppresses RFI. 100% silicone jackets with matching blue ProBoots. Double spring locking terminals prevent vibration-induced loosening. Varying lengths and boot angles for the front and rear cylinders. Always verify your ignition module's requirements. Some manufacturers recommend suppression core cables instead of spiral wound designs.
Manufacturer part number: 20638.
Fitment
51 models17-25 Touring (excl. 23-25 FLTRXSE; 24-25 FLTRXSTSE; 23-25 FLHXSE; 24-25 FLTRX; 24-25 FLHX; 2025 FLHXU); 17-25 Trikes
CVO/Custom 8 models
| Brand | Year | Model |
|---|---|---|
| Harley-Davidson | 2017 | CVO Limited FLHTKSE |
| Harley-Davidson | 2018–2022 | CVO Road Glide FLTRXSE |
| Harley-Davidson | 2022 | CVO Road Glide Limited FLTRKSE |
| Harley-Davidson | 2017–2022 | CVO Street Glide FLHXSE |
| Harley-Davidson | 2021 | CVO Tri Glide FLHTCUTGSE |
| Harley-Davidson | 2022 | CVO Trike FLHTCUTGSE |
| Harley-Davidson | 2018 | CVO Ultra Limited Anniversary FLHTKSE |
| Harley-Davidson | 2018–2021 | CVO Ultra Limited FLHTKSE |
Police 8 models
| Brand | Year | Model |
|---|---|---|
| Harley-Davidson | 2017–2020 | Electra Glide Standard Police FLHTP |
| Harley-Davidson | 2025 | Police Electra Glide FLHTP |
| Harley-Davidson | 2021–2024 | Police Electra Glide FLHTP |
| Harley-Davidson | 2025 | Police Road Glide FLTRXP |
| Harley-Davidson | 2024 | Police Road Glide FLTRXP |
| Harley-Davidson | 2025 | Police Road King FLHP |
| Harley-Davidson | 2021–2024 | Police Road King FLHP |
| Harley-Davidson | 2018–2020 | Road King Police FLHP |
Touring 27 models
Trike 8 models
| Brand | Year | Model |
|---|---|---|
| Harley-Davidson | 2025 | Freewheeler FLRT |
| Harley-Davidson | 2017–2023 | Freewheeler FLRT |
| Harley-Davidson | 2025 | Road Glide 3 FLTRT |
| Harley-Davidson | 2023 | Road Glide 3 FLTRT |
| Harley-Davidson | 2025 | Tri Glide ULTRA FLHTCUTG |
| Harley-Davidson | 2018 | Tri Glide Ultra Anniversary FLHTCUTG |
| Harley-Davidson | 2023 | Tri Glide Ultra Anniversary FLHTCUTGANV |
| Harley-Davidson | 2017–2024 | Tri Glide Ultra FLHTCUTG |
Planning other changes? Find your model in the bike customiser.
Related Products
View all →
CV Performance
CVP, ThunderCore Pro spark plug wire set. Black
CV Performance
CVP, ThunderCore Pro spark plug wire set. Black
CV Performance
CVP, ThunderCore Pro spark plug wire set. Black
CV Performance
CVP, ThunderCore Pro spark plug wire set. Black
CV Performance
CVP, ThunderCore Pro spark plug wire set. Black
CV Performance
CVP, ThunderCore Pro spark plug wire set. Black
CV Performance
CVP, ThunderCore Pro spark plug wire set. Black
Accel
8.8mm supression core spark plug wire set. Black
More from Taylor
View all →
8mm Street Thunder spark plug wire set. Black
8mm Street Thunder spark plug wire set. Black
8mm Street Thunder spark plug wire set. Black
8mm Street Thunder spark plug wire set. Black
8mm Spiro-Pro universal spark plug wire set. Red
8mm Spiro-Pro universal spark plug wire set. Blue
8mm Pro Comp univ. spark plug wire kit. Black
8mm Pro Wire spark plug wire set. Red
Who are we? Leeds Harley-Davidson - Iron City Motorcycles
This product is fulfilled by Iron City Motorcycles, Leeds' authorised Harley-Davidson® dealer, serving the UK with a full range of Genuine Motorclothes®, dealer merchandise, and official Harley-Davidson parts & accessories — available for UK and international delivery.
From OEM Parts to retro lifestyle wear to aftermarket stockits we have what you need to keep you riding all year round.
Use our official OEM parts finder to browse our full Genuine Harley-Davidson® Parts and our associated approved aftermarket catalogues.