will this fit a 2012 tundra?

Yes, this bulb fits the parking light, daytime running light, front and rear turn signal light, and front side marker light positions on the 2012 Toyota Tundra.

Does this bulb fit a 2018 Jeep Renegade?

it will not fit. are you looking for signal bulbs? 2018 Jeep Renegade Rear Turn Signal P21W Front Turn Signal PY21W Daytime Running Light 1157 Brake P21W Tail Light P21W Back Up Light 921

If the answer to you question isn't printed on the package, maybe you will have to write to manufacturer. Remember, that "Lumens" are measured differently by different manufactures.

Will this fit my 2014 Chevy impala

NO -> go to amazon.com then search for "turn signal bulbs for 2014 Chevy Impala"; results will be -> "Alla Lighting Super Bright T20 7440 7443 LED Turn Signal Light Bulbs 7444NA 7441, Amber Yellow W3X16q Wedge Blinker Lamps, High Power 2835-SMD for Cars Trucks Lamps Replacement"

ASIN	B01FWODQ1S
Batteries required	No
Customer Reviews	4.7 4.7 out of 5 stars (2,030)
Date First Available	14 September 2017
Finish types	Amber
Included components	4157NA Bulb (2)
Is assembly required	No
Item Weight	18 g
Item model number	3157NALL.BP2
Product Dimensions	7.47 x 2.54 x 12.07 cm; 18.14 g
Warranty description	12 Month Customer Satisfaction Guarantee

SYLVANIA - 4157NA Long Life Miniature - Amber Bulb, Ideal for Parking, Side Marker, and Turn Signal Applications (Contains 2 Bulbs)

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