Product — Sturdy (UCE)
The Royal Thumper Sturdy exhaust fits the UCE-era Classic and Thunderbird models, delivering dyno-tested gains and a classic deep note.
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350 Singles · Slip-on
Sturdy (UCE)
Fits Classic / Thunderbird
Price: $499.00 (MSRP · placeholder)
Dyno: +1.5 BHP · +3 Nm · 3 kg
Classic / Thunderbird Sturdy exhaust. +1.5 BHP and +3 Nm. Uniform smooth gas flow, low droning and a deeper sound tone; Silver, Black Matte and Brushed finishes.
Finishes: Silver, Black Matte, Brushed
Check fitment
| Spec | Value |
|---|---|
| Product line | Sturdy (Uce) |
| Fits | Classic / Thunderbird |
| Type | Slip-on |
| Power gain | +1.5 BHP |
| Torque gain | +3 Nm |
| Weight | 3 kg |
| Finishes | Silver, Black Matte, Brushed |
| SKU | RT-350-10 |
| Mfr cross-ref | SSP-10-STURDY-UCE |
Road-legal: verify your state's requirements; may be intended for closed-course use in some states. California deprioritized. See Fitment & road-legal .
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