STREET GLIDE ST EXHAUST | SLIP-ONS "4.5 INCHES" (2025)

Street Glide ST exhaust

Upgrade your Harley-Davidson Street Glide ST exhaust with Zard’s premium 4.5-inch slip-ons—where Italian craftsmanship meets American touring power.

Aggressive Sound & Performance Boost
Engineered for both style and performance, these slip-ons deliver a deep, powerful rumble that commands the road. Expect a performance boost of +2.3 HP for an enhanced riding experience.

Handcrafted in Italy – Premium Materials
Each set is handmade from high-quality AISI 304 stainless steel, ensuring durability and a flawless finish.

Choose from multiple premium coatings:

• Black Chrome – Sleek, bold, and timeless
• Chrome – Classic Harley shine
• Black Cerakote® – High-temperature resistance with a matte black look

Upgrade your Harley Street Glide ST exhaust today with Zard’s 4.5” slip-ons—crafted for riders who demand power, style, and performance.

Warning: after installing the Zard racing slip-on, the motorcycle’s ECU in E5 Plus configuration may detect a catalyst anomaly, triggering the catalytic converter warning light (informational). To prevent this warning light from activating, ECU remapping is required.