Milltek Sport OPF/GPF Back System INEOS Grenadier Quartermaster B57/B58 3.0 I6 Turbo

INEOS Quartermaster OPF Back Exhaust System

Take your INEOS Quartermaster to the next level with the Milltek Sport OPF/GPF-Back Exhaust System. Engineered for the 3.0L B57/B58 I6 Turbo engine, this high-grade stainless steel system delivers a deeper, more aggressive exhaust note while improving flow and overall performance. The non-resonated design ensures maximum sound and character without compromising on quality or fitment. Perfectly suited for both petrol and diesel variants, it’s the ideal upgrade for drivers who want their Quartermaster to sound as capable as it looks—on or off-road.

Requires OE System to be cut.

About Milltek

More than 33 years of continuous exhaust development and technical expertise are drawn upon to develop the ultimate Milltek range of performance products, offering an ever-expanding comprehensive selection of performance exhausts.

System Numbers

SSXINE115
SSXINE116
SSXINE117
SSXINE118
SSXINE119
SSXINE120
SSXINE121
SSXINE122
SSXINE123
SSXINE124
SSXINE125
SSXINE126
SSXINE127
SSXINE128

Please contact us prior to placing an order for availability & ETA as some products may have a 3-6 week lead time