Compatible with Jaguar for XF for XE for XJ The extension piece connects firmly using automotive-grade tape, with no modifications needed to your vehicle. Its lightweight construction makes shifting effortless while enhancing the overall driving experience. The tailored design ensures a seamless, allowing for smooth and precise gear transitions Reduced transmission losses: Precise manual gear control reduces frequent and ineffective shifts in automatic mode, decreasing wear on the valve body and clutch, and ultimately reducing maintenance frequency and costs in the long run. Fuel economy: Manually locking the economical RPM during high-speed cruising reduces automatic upshift delays, resulting in lower fuel consumption compared to pure automatic mode, making daily commuting more fuel-efficient., Manufacturer: XDETGOK