Made of high-quality materials for maximum durability and reliability. Seamless fit, perfect fit for your car. Easy to install, no complicated tools required, easy to use. Professional workmanship, exquisite surface, novel and unique style. Naturally aspirated electronic turbo pressure relief valve turbine electronic pressure relief valve simulation sound. Electronic turbo. Are you interested in the sound of a pressure relief valve commonly found on turbocharged vehicles? Worried about compatibility with naturally aspirated engines? This product offers a simulated solution. Installation method: Connect the positive and negative poles to the power supply. Install the switch under the pedal (includes a bracket for fixation, adjustable to activate sound when pressing the accelerator). Note: Installation guide not included; professional installation is strongly recommended. Please verify the item meets your requirements before purchase. Bracket: random color, no specific color selection available. Color: Red Material: ABS Package Contents: 1 x Universal Loud Horn Electronic Turbo Only the above package content is included; other items are not part of this sale. Note: Light reflection and differences in display screens may cause slight variations between the image and the actual item. Measurement error allowance is +/- 1-3 cm.