Frequently Asked Questions Question 1: Is super shark same color with original car color? Answer 1: Super shark fin color very close the original color,however, the car due to long-term exposure to outdoor, erosion by rain and snow,the color has changed, so impossible exactly the same as color,please understand. Question 2: Super shark installed on the roof have a little gap, is appropriate? Answer 2: Super shark bottom is flat,most of hatchback models and SUVmodels no have gap,the sedan models roof is arc,there maybe have a little gap,it does not affect the use.You can useadhesive in to the gap. Question 3: How about the radio signal effect after installation? Answer 3: This antenna using purification copper fittings,through our tested,the signal close to the original car antenna. Question 4: What should be note when installing? Answer 4: Clean around antenna base,be sure not have water and dust,first connect the cable and base,test the radio,if it is ok,thaninstalling,heating 3M adhesive with hair dryer before you install,it will become soft,viscosity will increase,only have one chance to paste,so be sure to alignment the positionpressing 3 minutes after pasted,keep dry in 2 days. If you like it,please give us 5 star