Sign Up to Get
10% Off Your Next Order!
+ 500 FREQUENT BUYER POINTS
Be among the first to receive Weekly Specials & OPGI News.
10% off restoration parts only. 500 Frequent Buyer Points added after promotional order ships. See welcome email for full details.
Sign up for texts from OPGI, and get all our best offers and more!
By subscribing to OPGI text messaging at 80205, you agree to receive recurring autodialed marketing text msgs (e.g. cart reminders) to the mobile number used at opt-in. Consent is not a condition of purchase. Msg frequency may vary. Msg & data rates may apply. Reply HELP for help and STOP to cancel. See Terms and Conditions & Privacy Policy.
ADDED TO YOUR CART!
Modulator Line, Trans, 1973-77 Monte Carlo TH400, 1/4", 1pc, BB
ADDED TO YOUR WISHLIST!
These vacuum lines are an authentic reproduction of original equipment and are a necessity for proper transmission operation. Pre-bent to factory specifications, the lines feature the correctly bubbled ends, which keep the rubber lines in place at the modulator and the intake manifold. Lines are available in OM steel or durable stainless steel depending on your preference. Sold per each.
Find parts that fit your vehicle
Early Bonus Savings