Possible Clues:

• Stoop; knot
• A race can be decided on a final one
• Road turn
• Bow could be sinister
• Stirlings is a famous one at Brands Hatch
• Relent
• It is often hectic on the last one
• Give a little and be heard before the finale
• Be heard at the finale and take a bow, perhaps
• Ad-lib ending, taking in bow