Home/Shop by Part/Fuel & Emissions/Fuel System/Gas / Fuel Caps Go Free Same Day Shipping 2006-2018 Kia Optima Gas / Fuel Caps Year / Make / Model Add your vehicle Part Type Gas Cap Brand Kia Price $25.00 - $50.00 Filter Results Enter Vehicle Year Make Model Specify your vehicle's year, make and model to guarantee fit. Year Make Model Options Drivetrain Apply Best match first Best match first Price: Low to High Price: High to Low A-Z Z-A 1 1 10 1 Notify When Available Submit Replaces Kia Gas Cap Kia 31010-3L600U 2 reviews Brand: Kia - 31010-3L600U Gas Cap Style: Non-Locking $39.95 Save 25% List $52.95 Save $13.00 Add to Cart Close Ship To Zip: Submit