--- product_id: 341272159 title: "Gas Cap EVAP Adapter" brand: "autoline pro" price: "€ 92.73" currency: EUR in_stock: true reviews_count: 9 category: "Auto Line Pro" url: https://www.desertcart.es/products/341272159-gas-cap-evap-adapter store_origin: ES region: Spain --- # Universal fit for all vehicles Includes fuel flap bypass cylinder Leak-proof precision seal Gas Cap EVAP Adapter **Brand:** autoline pro **Price:** € 92.73 **Availability:** ✅ In Stock ## Summary > 🚗 Seal the deal on leaks before they seal your fate! ## Quick Answers - **What is this?** Gas Cap EVAP Adapter by autoline pro - **How much does it cost?** € 92.73 with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.es](https://www.desertcart.es/products/341272159-gas-cap-evap-adapter) ## Best For - autoline pro enthusiasts ## Why This Product - Trusted autoline pro brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **OEM-Level Durability:** Built to exceed factory standards, ensuring professional-grade reliability every time. - • **Tool-Free Quick Install:** Get testing in seconds—no tools, no hassle, just results. - • **Universal Compatibility:** Fits every gas cap size across all vehicle types—one adapter to rule them all. - • **Precision Leak-Proof Seal:** Engineered for airtight pressure testing that stops fuel evaporation and emissions in their tracks. - • **Fuel Flap Bypass Cylinder Included:** Eliminates false blockages for flawless smoke machine diagnostics. ## Overview The AutoLine Pro Universal Gas Cap Adapter is a precision-engineered tool designed for seamless EVAP leak testing on all vehicle types. Featuring a leak-proof seal and an included fuel flap bypass cylinder, it ensures accurate smoke machine diagnostics while preventing fuel evaporation and emissions. With easy, tool-free installation and OEM-level quality backed by a lifetime warranty, this adapter is the must-have accessory for professional-grade automotive leak detection. ## Description Buy AutoLine Pro Universal Gas Cap Adapter For Easy EVAP Leak Testing - Includes Fuel Flap Bypass Opener Cylinder - For Automotive Smoke Machine Leak Detector: Fuel Leak Detectors - desertcart.com ✓ FREE DELIVERY possible on eligible purchases Review: Well built tools. - Awesome product helped me detect a fuel cap that was not sealling correctly. Really well made comes with 3m replacement stickys for re use. Not expensive at all with 1 diagnostics it paid for its self. Review: Works great and quick. - Worked great for finding an EVAP leak. I kept thinking it was the gas cap but it was vent canister. I was able to smoke the tank and find the leak. I timed it took me about 10 minutes to find the leak once I had the smoke machine connected. This includes jacking up the car, and putting a stand, after it was too high up to see. Worked great. ## Features - Universal Compatibilit: Fits all range of vehicles and gas cap sizes. - Precision Machining & Leak-Proof Design: Ensures a tight seal around the gas cap area for accurate pressure testing during smoke checks. This tight seal prevents fuel evaporation, reduces emissions, and helps avoid check engine lights. - OEM-Level Quality: Engineered to meet or exceed factory standards for performance and fit. - Bypass Cylinder Included: Prevents blockage from the fuel filler flap, an issue found in certain vehicles. - Easy Installation: No tools required, installs in seconds for quick, easy use! - LIFETIME WARRANTY: You're fully covered from all manufacturer and operational defects. We're right here in the United States and will replace your unit or parts - fast and hassle free :) ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B098JHWJ7H | | Automotive Fit Type | Universal Fit | | Best Sellers Rank | #35,477 in Automotive ( See Top 100 in Automotive ) #24 in Fuel Leak Detectors #632 in Diagnostic, Test & Measurement Tools | | Brand | AutoLine Pro | | Brand Name | AutoLine Pro | | Closure Type | Industrial Adhesive | | Color | Red/Black | | Compatible with Vehicle Type | All Vehicles | | Customer Reviews | 4.7 out of 5 stars 298 Reviews | | Exterior Finish | Metal | | Global Trade Identification Number | 00850032284172 | | Manufacturer | AutoLine Pro | | Manufacturer Part Number | ALP1114 | | Material | Metal | | Material Type | Metal | | Model Number | ALP1114 | | Style | Modern | | Style Name | Modern | | Unit Count | 1 Count | | Vehicle Service Type | All Vehicles | ## Product Details - **Brand:** AutoLine Pro - **Color:** Red/Black - **Material:** Metal - **Vehicle Service Type:** All Vehicles - **Style:** Modern ## Images ![Gas Cap EVAP Adapter - Image 1](https://m.media-amazon.com/images/I/71SAK074DeL.jpg) ![Gas Cap EVAP Adapter - Image 2](https://m.media-amazon.com/images/I/91vwV+3lxCL.jpg) ![Gas Cap EVAP Adapter - Image 3](https://m.media-amazon.com/images/I/91y9NUaVVMS.jpg) ![Gas Cap EVAP Adapter - Image 4](https://m.media-amazon.com/images/I/81GxMtuIcGS.jpg) ![Gas Cap EVAP Adapter - Image 5](https://m.media-amazon.com/images/I/71OumsMEYbS.jpg) ## Available Options This product comes in different **Color** options. ## Customer Reviews ### ⭐⭐⭐⭐⭐ Well built tools. *by F***S on February 21, 2026* Awesome product helped me detect a fuel cap that was not sealling correctly. Really well made comes with 3m replacement stickys for re use. Not expensive at all with 1 diagnostics it paid for its self. ### ⭐⭐⭐⭐⭐ Works great and quick. *by B***Y on August 16, 2025* Worked great for finding an EVAP leak. I kept thinking it was the gas cap but it was vent canister. I was able to smoke the tank and find the leak. I timed it took me about 10 minutes to find the leak once I had the smoke machine connected. This includes jacking up the car, and putting a stand, after it was too high up to see. Worked great. ### ⭐⭐⭐⭐⭐ Best thing for hard to find EVAP leaks *by B***E on November 17, 2025* I was impressed with the gas cap adapter. I was chasing an evap leak in my 2014 Jeep Wrangler and located the leak coming from a fitting on the top of the fuel tank in just a few minutes. I don't think I would have found the issue without using the smoke machine and this adapter. Well worth the money and the extra adhesive pads included will keep me supplied for years to come. ## Frequently Bought Together - AutoLine Pro Best Ranked Universal Gas Cap Adapter with Bypass Cylinder Included - Easiest and Quickest Method for Leak Testing EVAP Systems【 Lifetime Guarantee】 - AutoLine Pro Best Ranked Bladder Adapter 2.0 | Automotive Smoke Testing 1.5" to 6" (38-152mm) Diamter Openings | 3-in-1 Functions as Bladder, Inflatable Plug, and Smoke Diffuser for Water Leak Testing - AutoLine Pro Automotive Ventus Smoke Machine Leak Tester EVAP Vacuum - World's #1 Self-Powered Li-Ion Battery Unit - OEM Odorless Fluid Lasts 500 Tests - Built-in Air Compressor - Cone Cap Plugs --- ## Why Shop on Desertcart? - 🛒 **Trusted by 1.3+ Million Shoppers** — Serving international shoppers since 2016 - 🌍 **Shop Globally** — Access 737+ million products across 21 categories - 💰 **No Hidden Fees** — All customs, duties, and taxes included in the price - 🔄 **15-Day Free Returns** — Hassle-free returns (30 days for PRO members) - 🔒 **Secure Payments** — Trusted payment options with buyer protection - ⭐ **TrustPilot Rated 4.5/5** — Based on 8,000+ happy customer reviews **Shop now:** [https://www.desertcart.es/products/341272159-gas-cap-evap-adapter](https://www.desertcart.es/products/341272159-gas-cap-evap-adapter) --- *Product available on Desertcart Spain* *Store origin: ES* *Last updated: 2026-08-20*