<style>.tab-wrap {font-family: Arial, sans-serif;font-size: 14px;color: #333;max-width: 800px;margin: auto;}.tab-title {background-color: #222;color: #fff;padding: 12px;font-size: 18px;font-weight: bold;text-align: center;}.product-description {padding: 15px;border: 1px solid #ddd;background-color: #f9f9f9;margin-bottom: 10px;}.fitment tbody tr:nth-child(even) {background-color: #f9f9f9;}.fitment tbody tr:nth-child(odd) {background-color: #fff;}.fitment tbody td {padding: 8px;border: 1px solid #ddd;}input[type="radio"] {display: none;}.tab-labels {display: flex;flex-wrap: wrap;background-color: #333;}.tab-labels label {flex: 1;text-align: center;padding: 10px;font-weight: bold;cursor: pointer;background-color: #333;color: white;border-right: 1px solid #444;transition: background 0.3s;}.tab-labels label:hover {background-color: #444;}.tab-content {display: none;padding: 15px;border: 1px solid #ddd;background-color: #f9f9f9;}#tab1:checked ~ .tabs #content1,#tab2:checked ~ .tabs #content2,#tab3:checked ~ .tabs #content3,#tab4:checked ~ .tabs #content4,#tab5:checked ~ .tabs #content5 {display: block;}#tab1:checked ~ .tab-labels label[for="tab1"],#tab2:checked ~ .tab-labels label[for="tab2"],#tab3:checked ~ .tab-labels label[for="tab3"],#tab4:checked ~ .tab-labels label[for="tab4"],#tab5:checked ~ .tab-labels label[for="tab5"] {background-color: #fff;color: #000;border-bottom: none;}</style><div class="tab-wrap"> <div class="tab-title">Product Information</div> <div class="product-description">OEM BMW Heat Exchanger Oil Cooler, part number 7648914, fits N63B44C and N63B44D engines used in 750i, 7 Series G11 G12, and 5 Series G30 G31 G38 models. Genuine BMW replacement part. Please verify part number matches your vehicle before purchasing.</div> <div class="fitment-section" style="margin-top: 15px;"> <h3 style="font-size: 16px;font-weight: bold;margin-bottom: 10px;color: #333;">Vehicle Compatibility</h3> <table class="fitment" style="width: 100%;border-collapse: collapse;margin-bottom: 10px;"> <thead><tr style="background-color: #333;color: white;"> <th style="padding: 8px;text-align: left;border: 1px solid #ddd;">Make</th> <th style="padding: 8px;text-align: left;border: 1px solid #ddd;">Model</th> <th style="padding: 8px;text-align: left;border: 1px solid #ddd;">Year</th> </tr></thead> <tbody> <tr> <td>BMW</td> <td>550i xDrive</td> <td>2016</td> </tr> <tr> <td>BMW</td> <td>550i xDrive</td> <td>2018</td> </tr> <tr> <td>BMW</td> <td>750i</td> <td>2016</td> </tr> <tr> <td>BMW</td> <td>750i</td> <td>2017</td> </tr> <tr> <td>BMW</td> <td>750i</td> <td>2018</td> </tr> <tr> <td>BMW</td> <td>750i</td> <td>2019</td> </tr> </tbody> </table> </div> <input type="radio" name="tab" id="tab1" checked><input type="radio" name="tab" id="tab2"><input type="radio" name="tab" id="tab3"><input type="radio" name="tab" id="tab4"><input type="radio" name="tab" id="tab5"><div class="tab-labels"> <label for="tab1">Payment Policy</label><label for="tab2">Shipping Policy</label><label for="tab3">Returns Policy</label><label for="tab4">Handling Time</label><label for="tab5">International Buyers</label> </div> <div class="tabs"> <div id="content1" class="tab-content">- We accept only online payment methods provided by eBay at checkout.</div> <div id="content2" class="tab-content">- We ship worldwide to most countries via trusted courier partners including DHL, FedEx, and Aramex. Delivery typically takes 5–8 working days, depending on the destination.<br><br>Import duties, taxes, and customs charges are not included in the item price or shipping cost and must be paid by the buyer.</div> <div id="content3" class="tab-content">- We accept 14-day returns. Please clarify all doubts before purchasing.</div> <div id="content4" class="tab-content">- All packages are shipped within 3 working days.</div> <div id="content5" class="tab-content">- Import Duties, Taxes and charges are not included in the item price or shipping cost. These charges are Buyer's responsibility.