Frequently Asked Questions
Everything you need to know about our premium apparel collection.
How do I determine the right size for my E3 apparel?
We provide a detailed size guide on each product page. Our clothing generally follows a standard athletic fit, but we recommend measuring a favorite garment and comparing it to our charts for the best results.
What is your return policy for fashion items?
We offer a 30-day return policy for all unworn and unwashed items with original tags attached. Simply visit our returns portal to initiate a domestic return or exchange.
How long does shipping take for new collection drops?
Standard shipping typically takes 3-5 business days within the continental US. During high-demand collection launches, please allow up to 7 business days for processing before your order ships.
Do you offer international shipping?
Yes, E3 Spark Plugs apparel ships worldwide. International shipping rates and delivery times are calculated at checkout based on your specific location and local customs regulations.
What payment methods do you accept?
We accept all major credit cards (Visa, Mastercard, American Express), PayPal, Apple Pay, and Google Pay. We also offer interest-free installment plans through our partner, Klarna.
How should I care for my E3 Spark Plugs garments?
To preserve the quality of the fabric and prints, we recommend machine washing cold with like colors and tumble drying on low. Avoid using bleach or ironing directly over graphic designs.