Just check coupons out (with price alert and history). Best price?
OnePlus Mclaren Warp Dash Cable for OnePlus 7 6T 6 5 5T 3 3T, length: 100cm, Support 5V 6A Fast Dash Charge
Aliexpress
There’re some similar (or not) items on Aliexpress
| Image | Product (link) | Price | Coupons |
|---|---|---|---|
 |
Nylon Original Oneplus 8 7 pro 6t 6 5t 5 3t Mclaren Cable USB Type C warp Dash Charge Fast Charging USB-C Oneplus cord 1m 5v 4a | $3.78 | – |
Click here to search by yourself. Here are coupons that you can use.
Latest price update (UTC time):
Banggood
Banggood warehouse is located in China.
Link: Banggood product page
1. ($14.87): BG1efeb0
2. ($15.03): Terence
3. ($15.03): 2203ActiesNL
this code has to be applied in your cart after clicking “Proceed to checkout”. Click to copy code and open shop)
Exclusive Allowance Coupons: https://bit.ly/3xWgD9k and https://couponsfromchina.com/short/5cd
Old coupons (from the oldest to the newest): TTxBG10, BG3CSUM, bgssaff9, AFfbG10, BGCITYADS2019, BGVDay10%off, BGAFF10OFF, bGhOnEy10, BGdragonBoat, BgoFErTaSchInA10, BgcLuBofErtA10, BG20CHARGER, BGMBCBLE, BGHONEY2110, 13f142, BANGGOODSD, BG85d5c6, 2022ACTIESNL, Tabby20
(there’s a little possibility that old coupon will work)
Price history and price alert
Do you need price history chart (for all/most countries) for OnePlus Mclaren 1M 6A Cable? There we go.
Price records source(s): Banggood
Click on image to enlarge. 
You can set price alert (for Banggood and Aliexpress (only if product name will be the same as on Banggood and I will post it on social media though, so it’s more like Banggood price alert)).