BMW S1000R 2017-2020 GP-R4 slip-on exhaust

Masterfully crafted exhaust designed to elevate your bike's aesthetics and performance to unparalleled heights. Proudly made in the UK, this iconic exhaust features high-grade titanium construction inside and out, ensuring durability and lightness worthy of world-class engineering.

With its signature slash-cut spout and precision pie-cut design, the GP-R4 enhances gas flow for optimized performance. The 70mm big bore link pipe guarantees an aggressive, unrestricted sound that commands attention. Available in two premium finishes—Brushed Titanium and Ceramic Black Titanium—it offers a perfect match for any motorcycle style.

Every can includes a baffle, allowing you to fine-tune your ride's tone. Combining exceptional materials, meticulous craftsmanship, and a bold, distinctive design, the GP-R4 redefines what an exhaust can do, delivering both cutting-edge performance and head-turning looks.

Full Titanium or stainless steel construction. (Including internals and Removable baffle)

Full Pie cut design.

Advanced flow dynamics.

Massive weight savings.

Improved performance.

Full fitting instruction supplied.

Removable baffle supplied with exhaust.

Retains pillions pegs if required.

No remap required.

DB levels tested @ 5500RPM

Stock = 97-98 DB's

GP-R4 = 97-98 DB's

Stock = 2.265 KG

GP-R4 Titanium = 0.610 KG

GP-R4 Titanium / Carbon = 0.505 KG

• 1 x GP-R4 exhaust.
• 1 x Pie-cut link pipe.
• 1 x Removable baffle.
• 1 x Bolt kit (All fixings required)
• 1 x Full fitting instructions (Emailed over upon purchase)
• 1 x Pro-Race official lifetime warranty