News

We’ve always stood behind the products we build. Every Optispark distributor we sell is assembled from scratch using carefully selected components, bench tested for performance, and built with over three decades of refinement and expertise. Our return rate has remained exceptionally low, and our track record speaks for itself. So why did we pause our extended warranty program in the first place? The short answer: installation issues. Over the years, we’ve seen a number of units fail due to factors outside our control (most commonly oil and coolant contamination, incorrect installation, or overlooked vehicle maintenance). These issues can cause even...

Big news! Petris Enterprises is evolving into Throwback Automotive—a new name that reflects our passion for bringing the classics back to life while continuing to provide the high-quality GM performance parts you trust. With fresh leadership and an expanded team, we’re excited to take this next step while staying true to our roots.

What does this mean for you? The same expertise, reliability, and high-performance solutions—now with even more innovation and growth on the horizon.

Check out our latest blog post to learn more about the transition and what to expect!