Preparing your vehicle settings
YMMSE Car Icon Select your vehicle
Year
    Make
      Model
        Submodel
          Engine
            settings
            settings
            2018 Acura ILX Base 4 Cyl 2.4L expand_more
            search Browse Part
            add_box Add New Vehicle
            Shop By Brand
            Select Brand

            Shop by Brand

            Shop by Price

            Shop by Series

            Shop by Material

            Shop by Color/Finish

            Shop by Quantity Sold

            Shop by Shape

            Shop by Recommended Use

            COLLAPSE ALL

            Audi Radiator Cap

            We have 10 Items In-stock.
            • Top Sellers
            • Shop By Model

            Replacement Radiator Cap - REPA162001 - Round, 22 lbs., Blue, Plastic, Sold individually

            Best Seller
            $9.76 $27.50 You Save $17.74 (65%)
            Add to Cart
            Availability: In Stock
            Earn More APW Rewards
            Instead of 10,
            RADIATOR CAP, BLUE -- 22 psi pressure; A high quality, OE replacement radiator cap; Backed by 1-year, unlimited-mileage warranty.
            • Brand SKU#: Replacement REPA162001
            • Notes: Threaded filler neck
            • Recommended Use: OE Replacement
            • Maximum Pressure: 22 lbs.
            • Material: Plastic
            • Shape: Round
            • Color/Finish: Blue
            • Product Fit: Direct Fit
            • Warranty: 1-year unlimited-mileage warranty
            • Quantity Sold: Sold individually
            See more

            Fits the following Audi Models

            • A4 Quattro | Base | 6 Cyl 2.8L | 4 Cyl 1.8L | 6 Cyl 3.0L | 6 Cyl 3.2L | 4 Cyl 2.0L
            • A4 | Base | 6 Cyl 2.8L | 4 Cyl 1.8L | 6 Cyl 3.0L | 6 Cyl 3.2L | 4 Cyl 2.0L
            • A4 | Avant | 6 Cyl 2.8L | 6 Cyl 3.0L | 4 Cyl 1.8L
            • A4 Quattro | Avant | 6 Cyl 2.8L | 4 Cyl 1.8L | 6 Cyl 3.0L | 6 Cyl 3.2L | 4 Cyl 2.0L
            • A6 Quattro | Avant | 6 Cyl 2.8L | 6 Cyl 3.0L | 6 Cyl 3.2L
            • A6 Quattro | Base | 6 Cyl 2.8L | 6 Cyl 2.7L | 8 Cyl 4.2L | 6 Cyl 3.0L | 6 Cyl 3.2L | 4 Cyl 2.0L
            • A6 | Base | 6 Cyl 2.8L | 6 Cyl 3.0L | 6 Cyl 3.2L
            • S4 | Base | 6 Cyl 2.7L | 8 Cyl 4.2L | 6 Cyl 3.0L
            • TT Quattro | Base | 4 Cyl 1.8L | 6 Cyl 3.2L | 4 Cyl 2.0L
            • TT | Base | 4 Cyl 1.8L | 4 Cyl 2.0L
            • S4 | Avant | 6 Cyl 2.7L | 8 Cyl 4.2L
            • Allroad Quattro | Base | 6 Cyl 2.7L | 8 Cyl 4.2L
            • TT Quattro | ALMS Edition | 4 Cyl 1.8L
            • S6 | Avant | 8 Cyl 4.2L
            • RS6 | Base | 8 Cyl 4.2L
            • A4 | Cabriolet | 6 Cyl 3.0L | 4 Cyl 1.8L | 4 Cyl 2.0L
            • A4 Quattro | Cabriolet | 6 Cyl 3.0L | 4 Cyl 2.0L | 6 Cyl 3.2L
            • S4 | Cabriolet | 8 Cyl 4.2L
            • A8 Quattro | L | 8 Cyl 4.2L | 12 Cyl 6.0L
            • A8 Quattro | Base | 8 Cyl 4.2L
            • TT Quattro | Special Edition | 6 Cyl 3.2L
            • A3 Quattro | Base | 6 Cyl 3.2L | 4 Cyl 2.0L
            • A3 | Base | 4 Cyl 2.0L
            • Q7 | Base | 8 Cyl 4.2L | 6 Cyl 3.6L | 6 Cyl 3.0L
            • RS4 | Base | 8 Cyl 4.2L
            • S8 | Base | 10 Cyl 5.2L
            • Q7 | Premium | 6 Cyl 3.6L | 8 Cyl 4.2L | 6 Cyl 3.0L
            • S6 | Base | 10 Cyl 5.2L | 8 Cyl 4.0L
            • RS4 | Cabriolet | 8 Cyl 4.2L
            • A5 Quattro | Base | 6 Cyl 3.2L | 4 Cyl 2.0L
            • S5 | Base | 8 Cyl 4.2L | 6 Cyl 3.0L
            • R8 | Base | 8 Cyl 4.2L | 10 Cyl 5.2L
            • Q5 | Base | 6 Cyl 3.2L | 4 Cyl 2.0L
            • Q5 | Premium | 6 Cyl 3.2L | 4 Cyl 2.0L
            • Q5 | Premium Plus | 6 Cyl 3.2L | 4 Cyl 2.0L | 6 Cyl 3.0L
            • Q5 | Prestige | 6 Cyl 3.2L | 6 Cyl 3.0L
            • Q7 | Prestige | 8 Cyl 4.2L | 6 Cyl 3.0L
            • A3 | TDI | 4 Cyl 2.0L
            • S5 | Cabriolet | 6 Cyl 3.0L
            • A5 Quattro | Cabriolet | 4 Cyl 2.0L
            • A5 | Cabriolet | 4 Cyl 2.0L
            • Q7 | Premium Plus | 6 Cyl 3.0L
            • Q7 | Sport | 6 Cyl 3.0L
            • Q7 | TDI Premium Plus | 6 Cyl 3.0L
            • Q7 | TDI Premium | 6 Cyl 3.0L
            • Q7 | TDI Prestige | 6 Cyl 3.0L
            • R8 | Spyder | 10 Cyl 5.2L | 8 Cyl 4.2L
            • Q7 | TDI | 6 Cyl 3.0L
            • R8 | GT Spyder | 10 Cyl 5.2L
            • R8 | GT | 10 Cyl 5.2L
            • A5 Quattro | Premium Plus | 4 Cyl 2.0L
            • A5 Quattro | Premium | 4 Cyl 2.0L
            • TT Quattro | Premium Plus | 4 Cyl 2.0L
            • TT Quattro | Prestige | 4 Cyl 2.0L
            • A6 Quattro | Premium Plus | 6 Cyl 3.0L | 4 Cyl 2.0L
            • A6 Quattro | Premium | 6 Cyl 3.0L | 4 Cyl 2.0L
            • A6 Quattro | Prestige | 6 Cyl 3.0L
            • A6 | Premium Plus | 4 Cyl 2.0L
            • A6 | Premium | 4 Cyl 2.0L
            • A7 Quattro | Base | 6 Cyl 3.0L
            • A3 | Sportback | 4 Cyl 2.0L
            • A4 Quattro | Premium Plus | 4 Cyl 2.0L
            • A4 Quattro | Premium | 4 Cyl 2.0L
            • A4 allroad | Base | 4 Cyl 2.0L
            • Allroad | Premium Plus | 4 Cyl 2.0L
            • Allroad | Premium | 4 Cyl 2.0L
            • Allroad | Prestige | 4 Cyl 2.0L
            • Q5 | Hybrid Prestige | 4 Cyl 2.0L
            • Q5 | Hybrid | 4 Cyl 2.0L
            • S7 | Base | 8 Cyl 4.0L
            • A6 Quattro | TDI Premium Plus | 6 Cyl 3.0L
            • A6 Quattro | TDI Prestige | 6 Cyl 3.0L
            • A6 Quattro | TDI | 6 Cyl 3.0L
            • A7 Quattro | TDI | 6 Cyl 3.0L
            • Q5 | 2.0T | 4 Cyl 2.0L
            • Q5 | 3.0T | 6 Cyl 3.0L
            • Q5 | TDI Premium Plus | 6 Cyl 3.0L
            • Q5 | TDI Prestige | 6 Cyl 3.0L
            • Q5 | TDI | 6 Cyl 3.0L
            • R8 | Plus | 10 Cyl 5.2L
            • RS7 | Base | 8 Cyl 4.0L
            • S4 | Premium Plus | 6 Cyl 3.0L
            • S4 | Prestige | 6 Cyl 3.0L
            • S5 | Premium Plus | 6 Cyl 3.0L
            • S5 | Prestige | 6 Cyl 3.0L
            • SQ5 | Premium Plus | 6 Cyl 3.0L
            • SQ5 | Prestige | 6 Cyl 3.0L
            • SQ5 | Progressiv | 6 Cyl 3.0L
            • SQ5 | Technik | 6 Cyl 3.0L
            • A7 Quattro | TDI Premium Plus | 6 Cyl 3.0L
            • A7 Quattro | TDI Prestige | 6 Cyl 3.0L
            • A7 Quattro | TDI Progressiv | 6 Cyl 3.0L
            • A7 Quattro | TDI Technik | 6 Cyl 3.0L
            • A7 Quattro | Premium Plus | 6 Cyl 3.0L
            • A7 Quattro | Prestige | 6 Cyl 3.0L
            • A7 Quattro | Progressiv | 6 Cyl 3.0L
            • A7 Quattro | Technik | 6 Cyl 3.0L
            • A7 Quattro | Competition | 6 Cyl 3.0L
            See more

            Gates Radiator Cap - 31527 - Round, 13 lbs., Polished, Steel, Sold individually

            $14.77 $22.21 You Save $7.44 (33%)
            Add to Cart
            Availability: In Stock, Same day - 1 business day
            Only from APW Rewards
            GATES RADIATOR CAP -- Covers a wide range of pressures; A high quality, direct fit OE replacement radiator cap; With lifetime Gates limited warranty.
            • Brand SKU#: Gates 31527
            • Recommended Use: OE Replacement
            • Maximum Pressure: 13 lbs.
            • Material: Steel
            • Shape: Round
            • Color/Finish: Polished
            • Product Fit: Direct Fit
            • Filler Neck Depth: 0.75 in.
            • Warranty: Lifetime Gates limited warranty
            • Anticipated Ship Out Time: Same day - 1 business day
            • Quantity Sold: Sold individually
            See more

            Fits the following Audi Models

            • Super 90 | Base | 4 Cyl 1.8L
            • 100 Series | Base | 4 Cyl 1.9L
            • 100 Series | GL | 4 Cyl 1.9L
            • 100 Series | LS | 4 Cyl 1.9L
            • Fox | Base | 4 Cyl 1.5L | 4 Cyl 1.6L
            See more

            Stant Radiator Cap - 10229 - Round, 13 lbs., Polished, Steel, Sold individually

            $16.07 $26.26 You Save $10.19 (39%)
            Add to Cart
            Availability: In Stock, 1-2 Business Days
            Only from APW Rewards

            STANT OE REPLACEMENT RADIATOR CAPS

            Highly-durable and directly compatible, Stant's OE replacement radiator caps secure radiator's fluid and maintain accurate amount of pressure for effective engine cooling performance. Foun...(see more)

            • Brand SKU#: Stant 10229
            • Recommended Use: OE Replacement
            • Maximum Pressure: 13 lbs.
            • Material: Steel
            • Shape: Round
            • Color/Finish: Polished
            • Product Fit: Direct Fit
            • Filler Neck Depth: 0.75 in.
            • Warranty: 90-day Stant limited warranty
            • Anticipated Ship Out Time: 1-2 Business Days
            • Quantity Sold: Sold individually
            See more

            Fits the following Audi Models

            • Super 90 | Base | 4 Cyl 1.8L
            • 100 Series | Base | 4 Cyl 1.9L
            • 100 Series | GL | 4 Cyl 1.9L
            • 100 Series | LS | 4 Cyl 1.9L
            • Fox | Base | 4 Cyl 1.5L | 4 Cyl 1.6L
            See more

            Replacement Radiator Cap - KIT1-020117-41-B - Round, 22 lbs., Blue, Plastic, Kit

            $81.69 $429.38 You Save $347.69 (81%)
            Add to Cart
            Availability: In Stock
            Earn More APW Rewards
            Instead of 82,
            Replacement Radiator Cap and Radiator

            Included parts:

            • Radiator Cap
            • Radiator

            This OE Replacement Radiator Cap and Radiator Kit is all you need when doing a repair due to collision or when your old, worn out ...(see more)

            • Brand SKU#: Replacement KIT1-020117-41-B
            • Components: (1) Radiator, and (1) Radiator Cap
            • Recommended Use: OE Replacement
            • Maximum Pressure: 22 lbs.
            • Material: Plastic
            • Shape: Round
            • Color/Finish: Blue
            • Product Fit: Direct Fit
            • Warranty: 1-year unlimited-mileage warranty
            • Quantity Sold: Kit
            See more

            Fits the following Audi Models

            • A3 | Base | 4 Cyl 2.0L
            • TT | Base | 4 Cyl 2.0L
            • A3 | TDI | 4 Cyl 2.0L
            • A3 | Sportback | 4 Cyl 2.0L
            See more

            Gates Radiator Cap - 31511 - Sold individually

            $19.45 $28.76 You Save $9.31 (32%)
            Add to Cart
            Availability: In Stock, Same day - 1 business day
            Only from APW Rewards
            Gates Safety Release Radiator Cap

            Notes: Safety Release Cap (Open or Closed System) - 13 psi (SAE Range 12-16 psi)

            This is a high quality, OE replacement Radiator Cap.

            • Brand SKU#: Gates 31511
            • Product Fit: Direct Fit
            • Anticipated Ship Out Time: Same day - 1 business day
            • Quantity Sold: Sold individually

            Fits the following Audi Models

            • Super 90 | Base | 4 Cyl 1.8L
            • 100 Series | Base | 4 Cyl 1.9L
            • 100 Series | GL | 4 Cyl 1.9L
            • 100 Series | LS | 4 Cyl 1.9L
            • Fox | Base | 4 Cyl 1.5L | 4 Cyl 1.6L
            See more

            Not sure which Audi Radiator Cap to buy? We offer a wide range of Audi Radiator Caps of all the best brands in the industry at an affordable rate that fits the Price Range you are looking for. Shop with us at wholesale prices and get free shipping over $50. We have over lots of customer reviews on Audi Radiator Cap to help you find exactly what you need. We work hard to build a great website for car parts, so start perusing and see what you find. If you know your Year Make Model, put it in the selector so that we can guide you to a product that fits your vehicle.

            Need Help? Get everything right and save time

            Contact our auto parts experts through Live Chat or Email us

            Our Advantage

            Free Shippingon orders $50 and above