Thunder Heart Performance | SKU : 309-592

Thunder Heart Performance ECM AUTOTUNE21 Softl

$1,675.99

✔ In stock — ready to ship

⚡ Typically ships within 1–2 business days

🚚 Free shipping on orders over $279

📦 Ships from Canadian warehouses (AB, ON, QC)

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Fast Shipping from Canadian Warehouses

📦 Delivered in 3–7 business days (Canada)
✔ No duties or cross-border delays

Easy to install and simple to use

No Dyno required - automatically tunes for riding style and riding conditions

Never outgrow it - easily accomodates bike change

100% engineered and made in the USA

ThunderMax performance engine control module (ECM)

2 wide-band Bosch 5-wire oxygen sensors (18 mm) with AutoTune connection harness

ThunderMax quick start easy install and printable comprehensive user’s manual

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